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INTERNATIONAL CATALOGUE OF SCIENTIFIC 

 LITERATURE. 



The following volumes can now be obtained : — 



jg^ 2nd, 3rd, 4th, 5th, 



Thin paper copies printed on one side of the paper, suitable 

 for preparation of card catalogues, can be obtained at an extra charge 

 of 1/6 per volume. 



Volumes bound in buckram can be obtained at an extra charge of 

 1/6 per volume or part of volume when bound separately. 



* The Eleventh Annual Issue of these volumes can now be obtained 

 at the same prices as those for the corresponding volumes in ^ the 

 Tenth Issue. 



In the twelfth issue the volume of Zoology has been published, 



Separate parts of the volume of Zoology of the twelfth issue 

 can be obtained : Protozoa (2/-), Porifei-a (2/-), Coelenterata (2/-), 

 Echinoderma (3/6), Vermidea (3/-), Brachiopoda (2/-), Mollusca (4/-), 

 Crustacea (2/6), Arachnida (3/6), Insecta (12/-), Prochordata (1/6), 

 Pisces (2/6), Batrachia and Reptilia (2/6), Aves (6/-), Mammalia (2/6). 



QR (Serum Physiology), in the tenth issue, can also be obtained, 

 price 55, 



