Calendar: 1969-1970 Page 478

cxvi Annual Report of the Delegacy department of geography Balchin and Coleman Alice 'Cartography and computers The Cartographer 1968 120-7 Brunsden 'The Ashburton Valley an essay in the study of river capture Trans and Proc of the Devonshire Association for the Advancement of Science Art and Literature 1968 Reviews in Geographical Editor British Geomorphological Research Group's technical publica- tions Coker Mielichhoferia mielichhoferi new to the British Isles Trans of the British Bryological Society 1968 448-51 figures 'Distribution maps of British bryophytes Grimmia atrata Saelania glances- cens Mielichhoferia elongata and mielichhoferi Trans of the British Bryological Society 1968 595 596 598 maps 'The effects of sulphur dioxide pollution on bark epiphytes Trans of the British Bryological Society 1967 341-7 'Damage to lichens by gastropods The Lichenologist 1967 428-9 Ά note on the occurrence of lichen acids in moribund mosses The Lichenologist 1968 'The epiphytic communities of the Ruislip district of the Ruislip Natural History Society 1968 'The habitat of Arenaria norvegica in Morvern Argyll Trans of the Botanical Society of Edinburgh 45 1968 'Some observations on the flora of the Cairnwell Perthshire The lime- stone areas Trans of the Botanical Society of Edinburgh 45 1968 Coleman Alice 'The attainment of graphicacy The Designer 180 1968 4-5 Edited Second Land Utilisation Survey of England and Wales 25 000 sheets as follows 13 St Austell 231 Swansea 50 Exeter 249 Milford Haven 77 Brighton 254 Hirwaun 175 Llantwit Major 558 Stoke-on-Trent 187 Croydon 570 Penygroes 194 Cardiff West 586 Caernarvon 205 South London 587 Bethesda 206 Purley 666 Hemsworth 211 Port Talbot 667 Thome 212 Ogmore Valley 679 Kingston-upon-Hull 224 City of London South 230 Llanelli South 687 Leeds