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atic biology. 
Edwards, P.I. Zoos and aquaria. 
Edwards, P.I. Special zoological indexes. 
Stearn, W.T. Sources of information about botanic gardens and 
herbaria. 
Edwards, P.I. Special botanical indexes. 
Perring, F. The Biological Records Centre--a data centre. 
Eggins, H.O.W. The Biodeterioration Information Centre: special¬ 
ized information centre. 
Edwards, P.I. Information and data centres in the biological 
sciences. 
Cutbi11, J.L. New methods for handling biological information. 
Abbot, M. Patents. 
Edwards, P.I. Report and trade literature. 
Edwards, P.I. Some botanical reference works. 
Edwards. P.I. List of abstracting and indexing services in pure 
and applied biology. 
Scrivenor, T. V. The Commonwealth Agricultural Bureaux abstracting 
and indexing services. 
Dadd, M.N. The Zoological Record—current developments. 
Meikle, R.D. The history of the Index Kewensis. 
RECENT LITERATURE 
Bonham, C. D. A computer program for mapping ecological data. 
Science Series no. 9, Range Science Dept., Colorado State 
University, 1971: 1-30 plus 15 pp. of program. 
Estabrook, G. F. Some information theoretic optimality criteria 
for general classification. Journal of the International 
Association for Mathematical Geology, vol. 3 , 1971: 203-2 08. 
Howarth, R. J. FORTRAN IV program for grey-level mapping of 
spatial data. Journal of the International Association for 
Mathematical Geology, vol. 3, 1971: 95-122. 
Mosmann, C. J. Computing in higher education: successes and 
prospects—a report on the fall council meeting. EDUCOM 
Bulletin, vol. 6, 1971: 2-9 . 
Vickers , F . D. Painless teaching via computer: an information 
system for a large course. EDUCOM-Bulletin, vol. 6, 1971: 
10-12. 
February, 1972 
Division of Reptiles and Amphibians 
National Museum of Natural History 
Washington, DC 20560 
