Feb. Lo LEEK. 
AGENCY OF THE 
SMITHSONIAN INSTITUTION 
AND UNITED STATES GOVERNMENT 
DEPARTMENTS. 
Gilliam Gresley & Son, - 
SCIENTIFIC BOOKSELLERS & PUBLISHERS, 
Natural History and : é 
26, ssex Street, Strand, 
Scientific Book Circular: 
A Periodical Catalogue 
of Important Works, 
for sale, 
New and Second-Hand, 
Pogisband Foie MW Moun Arovaten, Fag, 
BOTANY: 
bf foarre Lt. Cambridge , UM. 
Phanerogams. 
Cryptogains. 
Aeon Mu 
COR MSW, 
Ancient Botany. 
Physiology of Plants. 
Local Flora. 
Foreign Flora. 
Economic Botany. 
ZOOLOGY : 
Mammalia. 
Ornithology. Db ca Von. QO dosusd i wm 
Reptiles. 
Amphibia. - j 
Fishes. 
Conchology. 
Entomology. 
Crustacea. 
Vermes. 
Echinodermata. 
Coelenterata. 
Protozoa. 
GEOLOGY : 
Mineralogy. 
Paleontology, 
PHYSICAL SCIENCE: (7, 
Astronomy. thas 
Mathematics. 
Electricity. 
Magnetism. 
Meteorology. 
Natural Philosophy. 
Chemistry. 
Lefter) 
[pA - tie de tis ford 
w £11 0p yen, fr ts ad. 
A Circular containing 
any of these Subjects 
on application. 
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