CONTEXT Editor: Bob Kindred (Ipswich Borough Council, Tel: 01473 262934, Fax: 01473 262974) 4 Henley Road, Ipswich IPl 3FS, Tel: 01473 259441 Deputy Editor: Llz Marten (North Herts District Council, Tel: 01462 474411) 10 Kristiansand Way, Letchworth, Herts SG6 1UE Production Editor: Jonathan David, Tel: 01582 763415, Fax: 01582 467480 Context is published quarterly and is distributed to all members of the Association of Conservation Officers. © Association of Conservation Officers 1996 ISSN: 0958-2746 Published for the Association of Conservation Officers by Hall-McCartney Ltd, PO Box 21, Unit 7 Campus 5, The Business Park, Letchworth, Herts SG6 2JF, Tel: 01462 675848, Fax: 01462 679356 Nonmember subscriptions to Context Context is available to nonmembers of ACO at an annual subscription rate, including postage, of: United Kingdom Elsewhere £35.00 US$93.00 Subscription orders, together with remittances payable to HallMcCartney Ltd, should be sent to the address shown above. OFFICERS CONTENTS No49 News4 March 1996 NEW TECHNOLOGY FOR CONSERVATION Conservation goes underground. Aidan Duffy and David Wrightson 6 Infra-red thermography. Robert Demaus 8 "I have just one word to say to you ... Plastics". Anthony Walker 11 In search of concealed timber decay. Chris Cullen 13 Computer networks without cabling for listed buildings 16 Metal stitching at Doncaster's Com Exchange 17 I'm sure that crack is gwtting worse. Ian Hume 18 Cold comfort for lime in winter. Peter Hood 20 Looking after earth buildings. Bob Nother 22 A time to think and plan - about the conservation problems of rural non-domestic buildings. Carol Ryan 24 'Gazebo': Statutory protection, conservation & strategic planning -the Berlin experience.Judith Roberts Tyne oarsmen.John Pendlebury 25 28 SirTitus: other people's view of conservation. David Morton 30 'Supporting Columns': alternative ways of repairing old walls. Brian Morton 31 Conference report: 'Got a project?'; ACO East of England Conference. Francis Biard 34 ACOnews 35 Book reviews 3 7 THEASSOCIATIONOF CONSERVATIONOFFICERS PHOTOGRAPHS IN TIIISISSUE Front cover: photo: Bob Kindred p5: grille, photo: Ann Periton pp6-8: Gloucester Road station, photo, drawings: David Wrightson pp9 and 10: photos, thermographs: Robert Demaus pll: design for a Milk Bar, photo: the Sylvia Katz collection p12: Summerwood School, photo: courtesy of Bruce Martin pl3: plastics relay cabin, photo: courtesy of Percy Reboul pp15 and 16: timber decay, photos: Chris Cullen pl6: radio LAN, photo: Azlan Ltd p 17: metal stitching, photos: Casting Repairs Ltd pp18 and 19: structural monitoring, photo, drawings: Ian Hume p23: North Street, Bere Regis, photo: Bob Nother pp25-27: garden conservation in Berlin, photos: Judith Roberts pp28 and 29: oarsmen's monuments, photos: John Pendlebury pp31 and 32: drawings by Brian Morton The views expressed in Context are not necessarily those held by the ACO or the publishers. Neither the publishers nor the ACO shall be under any liability whatsoever in respect of contributed articles. The products and services advertised in this publication are not necessarily endorsed by the Association. Chairman: Mary King (Liverpool City Council, Tel: 0151-225 5678), 24 Beech Road, Holt Green, Ormskirk L39 6SJ Vice-Chairman: Alan Taylor (Staffordshire County Council, Tel: 01785 277282), 15 Village Gardens, Walton on the Hill, Stafford STl 7 0LL Consultations Co-ordinator: Sally Stradling (Cherwell District Council, Tel: 01295 252535, Fax: 01295 270028), Hickory House, 136 Main Road, Middleton Cheney, Banbury, Oxon OXl 7 2PW Secretary: Dr Richard Morrice (English Heritage, Tel: 0171-973 3132), PO Box 301, Brighton, E Sussex BN2 lBQ Treasurer: Robert Parkinson (West Oxfordshire District Council, Tel: 01993 770247), The Old Priory, Priory Lane, Bicester, Oxon OX6 7BG Membership Secretary: Gus Astley (Bath City Council,, Fax: 01225 477674), Manor House, Wells Road, Hallatrow, Bristol BS18 5EJ, Tel/ Answerphone: 01761 453047 BRANCH OFFICERS North: Keith Murray, Tel: 0191-383 3237 ext 2237 North West: Graham Arnold, Tel: 0151-934 3574, Fax: 0151-934 3587 Yorkshire: Bob Scriven, Tel: 0113-266 8782 CONTEXT49 West Midlands: Richard Cullimore, Tel: 01926 450000 ext 3107, or Peter Davies, Tel: 01782 742402 East Midlands: Graham Beaumont, Tel: 0115-982 3823 South West: Paul Dadson, Tel: 01823 255425 Education Co-ordinator: John Selby (South Cambridgeshire District Council, Tel: 01223 351795), 77 Deacons Lane, Ely, Cambs CB7 4PS Technical Panel Co-ordinator: Marion Brinton (Basingstoke & Deane Borough Council, Tel: 01256 844844), Development Department, Civic Offices, London Road, Basingstoke, Hants RG21 4AH. Publicity Officer: Kathy Baird (North Staffordshire DC, Tel: Business: 01939 232771; Other times Answerphone/Fax: 01691 636516), Edinburgh House, New Street, Wern, Salop SY4 4DB South: Julia Smith, Tel: 01296 382823 East Anglia: John Preston, Tel: 01223 463341 ext 2630 South East: Rob Fraser, Tel: 01273 712619 London: Rosemarie McQueen, Tel: 0171-798 2519 Scotland: Bernard Dee, Tel: 01334 653722 Wales: Neil Sumner, Tel: 01222 820028; Claire Deacon, Tel: 01437 764591 ext 5195 Northern Ireland: Laurence Manogue, Tel: 01232 23500 ext 279 3
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