International Oatalogne of Scientific Literature. 

 (L) GENERAL BIOLOGY. 



Under this Schedule the following- are to be indexed : — 



1. Literature dealing" with methods of work and in- 



vestig'ation common to all branches of Biologic Science, 



2. Literature dealing with the Morphology, Development, 

 or Physiology of Living Organisms in general, in so far 

 as the differences between animals and plants do not 

 enter into consideration. 



3. Literature dealing with the Study of the Cell generally. 



GENERAL. 



0000 Philosophy. 



0010 History, Biography. 



0020 Periodicals, Reports of Societies, Congresses, etc. 



0030 General Treatises, Text Books, Dictionaries, Biblio- 

 graphies, Tables. 



0040 Addresses, Lectures. 



0050 Pedagogy. 



0060 Institutions, Museums, Collections, etc. Economics. 



0070 Nomenclature. 



0080 Collective Works, Fauna and Flora. 



METHODS AND APPARATUS. 



0100 General. 



0110 Microscope. {See also 0140 ; R 0250.) 



0150 Microtome. (See also 0150.) 



0200 Micro-Chemistry. 



0250 Fixation. (See also Ol\5.) 



0300 Staining. (See also 0130.) 



0350 Spectrum Apparatus. 



0400 Photography. (See also 0145.) 



0450 Radiography. 



0500 Measuring and Weighing. 



0550 Other Methods. 



(l-4187^ 



