NSCG Newsletter

NSCG Newsletter

http://www.natsca.org NSCG Newsletter Title: Society for the Preservation of Natural History Collections, 15th Annual Meeting, 8th‐14th July 2000, Halifax, Nova Scotia, Canada Author(s): Brown, P. A. Source: Brown, P. A. (2001). Society for the Preservation of Natural History Collections, 15th Annual Meeting, 8th‐14th July 2000, Halifax, Nova Scotia, Canada. NSCG Newsletter, Issue 17, 33 ‐ 42. URL: http://www.natsca.org/article/636 NatSCA supports open access publication as part of its mission is to promote and support natural science collections. NatSCA uses the Creative Commons Attribution License (CCAL) http://creativecommons.org/licenses/by/2.5/ for all works we publish. Under CCAL authors retain ownership of the copyright for their article, but authors allow anyone to download, reuse, reprint, modify, distribute, and/or copy articles in NatSCA publications, so long as the original authors and source are cited. Appendix 1 SOCIETY FOR THE PRESERVATION OF NATURAL HISTORY COLLECTIONS .:. ~ ... 111 111 11 o.,. 15 Annual Meeting, 8 -14 ' July 2000, Halifax, Nova Scotia, Can­ ~ c.., ada. ~ "l ... -:X: z. .:.., Paul A. Brown, Natural H1story Museum, Cromwell Road, South Kensington, ...' ~., London, SW7 580 ~ · 0 ;::;) 0 E-M ail: X 0 ,...:.., IX f'~O\ -8 e This year's SPN IIC meeting, thcmcd on Marine Biology. was held in the 0 0 0 0 i:.., IX scenic city of Halifax, Nova Scotia, and hosted jointly by the Nova Scotia c:: ~ ~., Cl.> Museum ofNatural History and the Geological Survey of Canada t:ll) . Cll (Atlantic). In total, 115 delegates attended, includmg a Cuban, a Bermu­ ... ...' :a· g: 0 ~ 0 0 dan, two Dutch and four Brits. (Rob Huxley, William Lindsay, Julian en- -; .... tig: 2... Carter & Paul Brown), the rest being Canadians and Americans. Many ... < u Gi delegates stayed at ShirrefT llall, part of Dalhousie University student ac­ ~ commodat ion. .9 . ~., e! :;: ... ~., c c ... ., The first official activities of the week consisted of field trips; whale c ,.. ~ .. ., 0 "" I watching in the Bay of Fundy, Nova Scotia's south shore, and the Joggins u-- Cll and Parrsboro Geology Tour. This delegate went on the latter, a coach ride - ' i:.., 04) 'L: ... ~ ... u Ill '0.._, through the forests and lakes of the glaciated Cambrian and Ordovician :> ~ slates and greywackes of the central area, to the more agricultural Carbon­ Gi ~ ::s ... ~ o"'.. ;; iferous red sandstones to the Nonh. We visited the Fundy Geological Mu­ = ...u -Cll... .. ... 0. seum, Parrsboro, where we were guided round the small but well equ ipped 41 ~ o.,. E Q, 7.. u fossil preparation laboratory by Tim Fcdak, who showed us dinosaur fossil e I- preparations currently bcmg worked on. The public galleries had a good 41 . .:. .. t: .... o"' mix of real specimens and interactive models, with views over the Parrs­ >. I bore Creek, just yards away. The Bay ofFundy reputedly has the highest - O.oo' 'C ~ .. ., V) tides in the world, so one hopes that th is museum is bui lt where it wi ll not e = .:..., be inundated by abnonnal tide and weather conditions! We then moved to :c ...' .. .•1 ~., the coastal cli fT exposure of Carboniferous sandstones and coal seams, to ·..,.\ see where the best of the reptile remains have been found . We were pro­ ,...!.oo ~ - - "~O<- vided with a free Nova Scotia geology map and a series of papers on the 0 ·- 0 0 0 ... ..,. 0 0 ~ 0 "' "' ... .... local geology. .,.,.mf 'l' (.)·Sap) ·dwa.L Naluml Scu:ncc Conservation Group Newslelter No 17 Natural Sc1cnce Conscrva110n Group Newsletter No. 17 32 33 Monday was committee day and so non-committee members toured the Risk assessment and conservation planning at the Canadian Museum of town of llalifax. visiting other Museums. The Maritime Museum of the At­ Nature, Ottawa, was the subject of Rob Wailer's prcsentataon. They have lantic has a collection of sma ll boats and interpretative exhibits, including moved into a purpose-bualt, collection-holding buildang and many meas­ the ex-WW2 Flower Class Corvette IIMCS Saekville and the Canadian ures have been undertaken to reduce risks to the collections. Comparisons llydrographic Service ship 'Arcadia '. The Halifax Citadel National His­ between two risk assessments illustrated the changes in risk perception, toric site, a Georgian fort with interpreters dressed as 'redcoats' and Union changes in understand ing of and ability to quantify risk and changes in Jac"s fl ying, ~as also visited. Some took a bus out to Peggy's Cove in the risk magnitude. Repeated risk assessments have greatly increased aware­ rain to study the glaciated granite scenery and watch the ga le-blown ness of collection care issues and changes in risks to collections over time. Leach's petrels off the lighthouse point. David von Endt from the Smithsonian Institution gave us a comparative Most of the conference sessions were held at the Li fe Sciences building at study of collagen and keratin stability in museum storage fluids. Both ma­ Dalhousie University, a short walk from our accommodation. The confer­ terials were heated in 70% ethanol, 70% ethanol 1 1% formalin, and SO% ence proper started on Tuesday morning with openi ng and welcoming re­ 2-propanol. Specimens were then weighed and concentrations of amino marks. fhc outgoing President, Sally Sheldon, talked of the problems that acids measured. Stability of bone, skin collagen and hair keratin varied in SPN HC members have faced in gaining recognition for collections man­ the different liquids. Skin collagen was less stable than hair keratin and the agement as a valid and desirable profession. The keynote address con­ presence of formalin improved stability of collagen but not of keratin. Dif­ sisted of a photographic exploration of the wreck of S.S. Titanic by Steve ferential stability may require compromise in preservative used. The use of Blasco. After lunch, the fi rst session themed 'building a better environ­ 2-propanol was found to be least effective. ment' commenced with Robert Huxley and William Lindsay of the NHM, presenting their talk 'Building a safer environment for collections: bring­ Delegates then moved venue to the Nova Scotia Museum of Natural llis­ ing the specimens back into focus' The use of qualitative risk assessment tory for a series of Special lnterest Group meetings. This delegate attended in re-housing and moving of collections was exam ined, in parallel with the Conservation SIG where the 'top ten' priorities for natural history col­ health & safety legislation, all in the context of planning moves into the lection conservation research were listed (from Paisley Cato's survey of new Darwin Centre buildings at the NHM. SPNHC membership). Not in order of preference, these were:- • Impact of preparation materials and methodologies on chemical and Next to speak was James Bryant of the Riverside Museum, California, physical properties of specimens. who discussed the conservation and documentation of Victorian sea & • Impact of preparation materials and methodologies on scientific utility shore bird specimens. Franklin Pember's 250 marine bard skins and egg of specimens [DNA etc.]. sets have been subjected to packing, cleaning and condition assessment • Development of preparation methodologies that maximise scientific projects. The hazards associated with old taxidermy specamens and the utility of specimens. safety measures employed were considered. Cleaned specimens were • Impact of treatments on the scientific utility of specimens. placed into original display cabinets with minor refitting to control relative • Methods to assess, systematically, the condition of specimens over humidity and ofT-gassing from the cabinets and to improve lighting and time. visibility. In 1999 an old egg collection was found at Riverside still en­ 1 • Methods to assess, systematically, the condition of a collection of closed in its 19 h Century packing. The eggs were unpacked and the pack­ specimens over time. ing methods documented. • Metl1ods to assess risk to collections to identify rational priorities for NaturaJ Sc1ence Conserva11on Group Newslcller No 17 Nuaural Sc1encc Conservation Group Newslcuer No. 17 34 35 spreading north along the east coast for some years at about walking pace! collection prc~crvation investments and research. Jl e alc;o r>unled about how the European forest species Cepaea hortensis • Proper relative humidity and temperature parameters for a general col­ (White-lip Snail) could occur on local barren offshore islands and in local lection. deposits of 3500 BC vintage. Could they have arrived With the ocean­ • Materials specification~ for containers. travelling pre-Columbians from Europe? Then followed an ' ice-breaker' • Methods for repair/restoration of damaged specimens. in the public galleries with local beer from the Garrison brewery, good food and a jau band, 'The llarbour Trio •. There followed tours of the museum's top floor stores/work areas over­ looking the Citadel. We were reminded that Nova Scotia Museums are all For Wednesday's sessions we returned to the Dalhousie Life Sciences under one management system and can share resources and stafT. The Centre. I he first sessiOn 'Cast in Stone' \\as presented by Dcborah Skil­ birds/mammals tour was led by Andrew Hebda who told us about the 2500 liter ofThe Nova Scotia Museum ofNaturalllistory who told us ufa bird skins, 300 skeletons and a backlog of3000 specimens waiting in the planned travelling exhibition of trace fossils. and she elaborated on casting frcc7~r . All arc databased using their own MIMS system. Much of the col­ them. First a Rl V si licone rubber mold is made of the track, trail, burrow, lection was housed in grey metal cabinets with 12 wooden drawers each, horing or coprolite usi ng the two-component Smooth Sic 91 2 system. made by Wards of Rochestcr, New York State. Labels on cabinets adver­ Casts are then made using Modified Gypsum which consists of powdered tised the use ofVapona as an insecticide.

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