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- | THE SYDNEY BUSHWALKER. | + | ======The Sydney Bushwalker.====== |
- | A monthly Bulletin of matters of interest to the Sydney | + | |
- | No. 147 MARCH, 1947. Price 6d, | + | A monthly Bulletin of The Sydney |
- | Editor: Ron Knightley. Bus. Manager: Maurie Berry. | + | |
- | Assists: Elsa McGregor. | + | ---- |
- | Norma Barden. Assist: Pater Price. | + | |
- | Illustrations: Dennis Gittoes | + | ===No. 147. March, 1947. Price 6d.=== |
- | CONTENTS. | + | |
- | Page. B. Grimshaw | + | |**Editor**|Ron Knightley| |
- | " | + | |**Assistant Editors**|Elsa McGregor and Norma Barden| |
- | Jingle 3. | + | |**Business |
- | " | + | |**Production**|Brian Harvey| |
- | Topical 9. | + | |**Production Assistant**|Peter |
- | Brian Harvey 12. | + | |**Sales and Subs.**|Jean Harvey| |
- | Stop Press 14. | + | |**Illustrations**|Dennis Gittoes| |
- | The Lure | + | |
- | "So Help Met:" " | + | =====In This Issue:===== |
- | February Meeting Gossip Scou | + | |
- | THE LURE. | + | | | |Page| |
- | These were tasks that called for a good deal of energy, trifling though they might appear to those real explorers whose | + | |The Lure|B. Grimshaw| 1| |
- | feats I was faintly copying, as Early Victorian ladies used to copy | + | |"So Help Met!"|" |
- | fine steel engravings in pale niggling pencil-work. Yet I enjoyed the trouble, enjoyed even the inconveniences, | + | |" |
- | these. It is a need not felt by all (though lying latent in very many who never suspect its existence, until sudden changes of circumstances call it out), and those who do not experience it fiald | + | |" |
- | it hard to understand. Yet it is one of the strongest forces in the world -- hunger, love, the lust of battle, alone can rank with it in power over humanity. The "Song of the Road" | + | |" |
- | the Wild" | + | |February Meeting|Brian Harvey|12| |
- | Tial c,a-n from -chart k1, | + | |Gossip Scou|Stop Press|14| |
- | by Beatrice | + | |
- | uSO EiLP II by '' | + | ---- |
- | So help roe I say it, and it wasn't as' | + | |
- | BeinL, | + | =====The Lure.===== |
- | on the :: | + | |
- | The rest of the crew had departed for their first swifi of the day and only Christa and ITself | + | These were tasks that called for a good deal of energy, trifling though they might appear to those real explorers whose feats I was faintly copying, as Early Victorian ladies used to copy fine steel engravings in pale niggling pencil-work. Yet I enjoyed the trouble, enjoyed even the inconveniences, |
- | " | + | |
- | feet and -gropinc, | + | (Taken |
- | is in your hinds. The -en sypathise: poor bloke must | + | |
- | have been half asleep." | + | ---- |
- | chanting Chl' | + | |
- | But so help 1:_e, I saw it. You couldn' | + | =====So Help Me.===== |
- | NOW, some blokes | + | |
- | the: | + | by "Dingo" |
- | Anything is likely to halen at Era but you must adyqit | + | |
- | All this points to the fact that I not rulliny our | + | So help me I saw it, and it wasn't as if there had been a pub handy. You see, I was at North Era and the nearest ale was to be tapped at Burning Palms, or so 'twas said. Being a little curious I ambled over on the afternoon of Boxing Day, but anyhow, what I' |
- | legs, so to continue with story. So help mc I.saw it----- What's that? Ladies and gentlemen, I believe I have boon handed a metaphorical specimen of a fruit of the berry fad. la | + | |
- | So, be darned to you, I wish I hadn't story, anyway. | + | The rest of the crew had departed for their first swim of the day and only Christa and myself |
- | - | + | |
- | SYNCARPIA BY NIGHT.... | + | But, so help me, I saw it. You couldn' |
- | She'll snatch | + | |
- | and scratch | + | Now, some blokes |
- | at itching bite; | + | |
- | she'll swear | + | Anything is likely to happen |
- | and tear | + | |
- | throughout the night; | + | All this points to the fact that I not am not pulling your legs, so to continue with my story. So help me I saw it... What's that? Ladies and gentlemen, I believe I have been handed a metaphorical specimen of a fruit of the berry family. |
- | she'll mourn | + | |
- | 'til dawn | + | So, be darned to you, I wish I hadn' |
- | and bless the light; | + | |
- | for where her writhing body lay | + | ---- |
+ | |||
+ | =====Syncarpira By Night....===== | ||
+ | |||
+ | She'll snatch\\ | ||
+ | and scratch\\ | ||
+ | at itching bite;\\ | ||
+ | she'll swear\\ | ||
+ | and tear\\ | ||
+ | throughout the night;\\ | ||
+ | she'll mourn\\ | ||
+ | 'til dawn\\ | ||
+ | and bless the light;\\ | ||
+ | for where her writhing body lay\\ | ||
the insect world made hellish play. | the insect world made hellish play. | ||
- | ...Ap DAY | ||
- | with patches red on face and head, | ||
- | a mirror tells her all; | ||
- | with swollen eye from stinging fly | ||
- | from beauty she must fall. | ||
- | uAh,met. my beauty," | ||
- | is that me or gall? | ||
- | If I must wear these bites all day, time I rose and stole away. | ||
- | told yol,. :1-;1 | ||
- | ANNUAL KIDDIES' | ||
- | BUSI-11-.' | ||
- | Walking ta es...poems...cartoons...sketchea...phdtographs..-.' | ||
- | forward contributions, | ||
- | TO = IN S' | ||
- | Part I (January edition) of the ancient history of the Shoalhaven 1-Z. area outlined the way in which the various rocl,:s are fora shale and sandstone are food as sedionts | ||
- | on the floor of a lake or sea, and changed into flint or slate | ||
- | when the countryside is crisJ olded by r;reat forces in the earth' | ||
- | Now that we understand the nature of the rocks -- the brown and grey flint and slate in the lower part, and the sandstones overl: | ||
- | ow what evidence do we base these state_ents of age? ike chief evidence is that of fossils. In the sea which overlay the area of the ordovicia:o slates were small fish called graptolites, | ||
- | Now, ),hen we loo:: to either side of the gorge in this area, we note three ihings 1,' | ||
- | sudd enly to hexdzolitally heddel rocks that is, the upper | ||
- | rocks were not in e:dstence at the ti- then the area was subjected to the great earth forces which distorted the lower shales, and hardened tlIaa to slates. Secondly, the lower are brown or gr(* slates, laid de= far :ro the shore of a sea; the upper arc yellow sandstones which are claposited near a sea or lake shore. Thirdly, referring to the ages lizted on the map, the Ordovician ago ended 380 million years ago, but the Pc.,,r_dan did not begin until 155 million years latur. Layer by lair the shalQs wore built up, year by year -- and | ||
- | tha-0- a ZAP- Aiat o 155 1J toz. fo;p, the | ||
- | c5eCi | ||
- | tlAr ; 2orwri- | ||
- | $34141-6, | ||
- | Poi ai,e0f | ||
- | NO, 00)000 ru 260,000,000 , le4rS | ||
- | Devoy-N( -- | ||
- | 2, 0, | ||
- | S --- | ||
- | ,tO,o0ooO0, | ||
- | Oreicylc; air\ | ||
- | 0 -- ao,co 0 | ||
- | Sec-fl or\ B-B | ||
- | t-tv1, | ||
- | c.) havQ" et | ||
- | "40= | ||
- | \ | ||
- | =Iry | ||
- | IF | ||
- | N ./e./ | ||
- | z | ||
- | i3u BoirNia 1,3airbees ck | ||
- | Devonian and Carboniferous ages are :Lissed out. Doposon | ||
- | CCCCar:a tc; ':73ro cruso folcloCi | ||
- | -1.araenea into slates; aTa then, so illior :Tears later, Then the crushin foces haC_ died away, sedimentation occurred again. | ||
- | What is the explanation of this missing chapter? It lies in the fact thats throughout the Silurian, Devonian and Carboniferous ages, all this land had been uplifted above the water level; the sea had drained away, and where previously, deposition had been occurring, denudation (erosion) was now taking place. And finally, the area had been submerged once more, but this time the sea had not extended very far beyond the regions we are examining, and sandstones were laid down where for ages only erosion and earth-crumpling had taken place. | ||
- | Now look to Bungonia -- here, Silurian shales and litones. The rocks of the missing chapter: This area had been subil3e rged whilst the eastern sector had been uplifted. | ||
- | ' That is, a shore-line had existed between the area now called Bungonia, and the opposite side of the present Shoalhaven. A noteworthy feature of this limestone belt is the fact that the remains of the ancient corals flank a gorge 1,000 feet deep. And yet, coral is a shallow-water organism and does not build at depths greater than about 10 feet. How, then, can there be 1,000 feet of fossil remains where the water had not been more than some 10 feet deep? The fact is that the land had | ||
- | not tilted and lain stills but it had gone on gradually tilting for millions of years, and as the region sank, fraction by fractions the corals went on building, always growing upwards to maintain their normal depth below the rising water. | ||
- | However, despite the existence of Silurian sedizents on the Bungonia sides there is evidence even here that the progression was not a smooth one. For the upper slates were somewhat eroded away before being covered by the later shales. That is a general uplift had raised the whole land above the sea, and then re-submerged the western side. It did not now subside beneath the original sea, however, being cove-red instead - by a vast inland lake. | ||
- | This land being now submerged, and gradually tilting to allow of the building of the corals, erosion started on the | ||
- | - still-uplifted eastern section. Year by year, rivers were break- | ||
- | ing down the Ordovician slates, and carrying the particles westward -- to the lake, this time, and not to the sea -- where they were re-posited as muds around the corals, later to be | ||
- | _dried to form the Bilur: | ||
- | stone roof. | ||
- | -,SiAGES OFZIEVFLOPMENT | ||
- | =.27- Oa-hi/in/co fro-, | ||
- | Whole arei; ur)cVer ep-confineria | ||
- | Cirapieldes Jv /r1 se.) | ||
- | r / , | ||
- | S,Its Cein9 deposited later -to ic;rol 5 b-,, | ||
- | 1 I r | ||
- | Mud', e5n Cited 01 Q | ||
- | Si-a elf- Silurtat7 | ||
- | Whole area hifeci 6t9tie. 5e,4 ievei | ||
- | M UD5 Rivedrired zwav | ||
- | dried io form SHA1E5 ton-woo-ice EROSION | ||
- | Seo - | ||
- | fAreatoo | ||
- | liW5iern reo | ||
- | asc-iit) subi7)& | ||
- | s | ||
- | Limncc, | ||
- | busit | ||
- | 1.1?, | ||
- | forc9 | ||
- | Er()%iuri corefinues1 doh. | ||
- | "!. ( | ||
- | 7" | ||
- | -1,3reat Fones Crush hrea | + | ====And Day....==== |
- | Deposi-tion occurs agz;.:(1,- | + | |
- | tm-t, | + | With patches red\\ |
- | /jevo I-7/0 7 n Cc-'2rior7 0(e. roc, | + | on face and head,\\ |
- | //11170/6. por/i or? / f/ o< | + | a mirror tells her all;\\ |
- | Gree-t | + | with swollen eye\\ |
- | v4.11% up wail?, cruc | + | from stinging fly\\ |
- | 3 itc",t | + | from beauty she must fall.\\ |
- | Wkoler er a subject foerosiori &ibIded slates worn dowe%Fo pi1-1 | + | "Ah, me! my beauty," |
- | -\4 | + | saith the cutie,\\ |
- | Ste e7- Permian eas7L6,,,-r/ Secr'or | + | "is that me or gall?\\ |
- | 5 uhrorgeof oncle-,r grest). t /oke | + | If I must wear these bites all day,\\ |
- | 4.1.1111141.#.1141,..0.11140.4.4110.4.1.110,4.0.414111,04errm, | + | 'tos time I rose and stole away." |
- | T YPI CA-271--GRA P TOL I TE 5 | + | |
- | _Deposition | + | ---- |
- | SrD, st ones | + | |
- | Ly | + | ====Annual Kiddies' |
- | (APProx Life cize) | + | |
- | I | + | On Sunday, March 30, Bob Younger wants you to help. When the children from the Devonshire Street Free Library go to Lane Cove, the more helpers there are, the merrier we'll be, and so will the kids. Women are wanted to handle eating arrangements; |
- | N | + | |
- | 41 | + | ---- |
- | -.Te now have the history before us, and :Jay recapitulate the tale, in some six stages: see Plate 2. | + | |
- | .11221: | + | ====Bushwalker Annual - 1947.==== |
- | stiaE2_2. Biblrian | + | |
- | Stag p5. Silurian. | + | Have you forgotten your contribution? Walking tales... poems... cartoons... sketches... photographs... plus suggestions for cover. Remember the closing date: March 31. Please forward contributions per editor of this journal. |
- | 11,-.2Eal. Devonian - Carboniferous times. Region uplifted entirely. Erosion of Ordovician slates and of More recent Silurians of west. | + | |
- | stEp__L. Permian times. Eastern sector submerged below sea, but not so far from shore as in stage I (shoreline close to present Barber' | + | ---- |
- | Post-Pori: | + | |
- | The story is there complete in the main, and only one minor aspect | + | =====Story In Stone - Part 2.===== |
- | Thus we may see in the story of the ancient Shoalhaven area, not a tale of hills eternal and timeless lands, but of a varied inter-change of land and sea. On future walks, you may see yourself the story revealed; the folded slates of the lower gorge, the sandstones of the upper, and the limestones | + | |
+ | by Trouper. | ||
+ | |||
+ | Part 1 (January edition) of the ancient history of the Shoalhaven R. area outlined the way in which the various rocks are formed | ||
+ | |||
+ | Now that we understand the nature of the rocks - the brown and grey flint and slate in the lower part, and the sandstones overlying them, we can examine the history of the area from a map - a geologic map (Plate | ||
+ | |||
+ | Upon what evidence do we base these statements of age? The chief evidence is that of fossils. In the sea which overlay the area of the ordovician slates were small fish called graptolites, | ||
+ | |||
+ | Now, when we look to either side of the gorge in this area, we note three things. Firsty, the lower rock strata is distorted, and at about 1,000 feet above the river gives way suddenly to horizontally beddee rocks - that is, the upper rocks were not in existence at the time when the area was subjected to the great earth forces which distorted the lower shales, and hardened them to slates. Secondly, the lower rocks are brown or grey slates, laid down far from the shore of a sea; the upper are yellow sandstones which are deposited near a sea or lake shore. Thirdly, referring to the ages listed on the map, the Ordovician age ended 380 million years ago, but the Permian did not begin until 155 million years later. Layer by layer, the shales were built up, year by year - and then a gap. A hiatus | ||
+ | |||
+ | What is the explanation of this missing chapter? It lies in the fact that, throughout the Silurian, Devonian and Carboniferous ages, all this land had been uplifted above the water level; the sea had drained away, and where previously, deposition had been occurring, denudation | ||
+ | |||
+ | Now look to Bungonia - here, Silurian shales and limestones. The rocks of the missing chapter! This area had been submerged whilst the eastern sector had been uplifted. That is, a shore-line had existed between the area now called Bungonia, and the opposite side of the present Shoalhaven. A noteworthy feature of this limestone belt is the fact that the remains of the ancient corals flank a gorge 1,000 feet deep. And yet, coral is a shallow-water organism and does not build at depths greater than about 10 feet. How, then, can there be 1,000 feet of fossil remains where the water had not been more than some 10 feet deep? The fact is that the land had not tilted and lain still, but it had gone on gradually tilting for millions of years, and as the region sank, fraction by fractions the corals went on building, always growing upwards to maintain their normal depth below the rising water. | ||
+ | |||
+ | However, despite the existence of Silurian sediments on the Bungonia sides there is evidence even here that the progression was not a smooth one. For the upper slates were somewhat eroded away before being covered by the later shales. That is a general uplift had raised the whole land above the sea, and then re-submerged the western side. It did not now subside beneath the original sea, however, being covered instead by a vast inland lake. | ||
+ | |||
+ | This land being now submerged, and gradually tilting to allow of the building of the corals, erosion started on the still-uplifted eastern section. Year by year, rivers were breaking down the Ordovician slates, and carrying the particles westward - to the lake, this time, and not to the sea - where they were deposited as muds around the corals, later to be dried to form the Silurian shales we now see around the limestone roof. | ||
+ | |||
+ | We now have the history before us, and may recapitulate the tale, in some six stages: see Plate 2. | ||
+ | |||
+ | __Stage 1__. Ordovician | ||
+ | |||
+ | __Stage 2__. Silurian | ||
+ | |||
+ | __Stage 3__. Silurian. | ||
+ | |||
+ | __Stage 4__. Devonian - Carboniferous times. Region uplifted entirely. Erosion of Ordovician slates and of more recent Silurians of west. | ||
+ | |||
+ | __Stage 5__. Permian times. Eastern sector submerged below sea, but not so far from shore as in stage 1 (shoreline close to present Barber' | ||
+ | |||
+ | __Stage 6__. Post-Permian | ||
+ | |||
+ | The story is there complete in the main, and only one minor aspect | ||
+ | |||
+ | Thus we may see in the story of the ancient Shoalhaven area, not a tale of hills eternal and timeless lands, but of a varied inter-change of land and sea. On future walks, you may see yourself the story revealed; the folded slates of the lower gorge, the sandstones of the upper, and the limestones | ||
+ | |||
+ | ---- | ||
" | " | ||
Vr. -wsmi. A | Vr. -wsmi. A |
194703.txt · Last modified: 2017/12/15 12:23 by tyreless