Willzam Geslep * Son, AGENCY OF THE 
SMITHSONIAN INSTITUTION 
SCIENTIFIC BOOKSELLERS & PUBLISHERS, AND UNITED STATES GOVERNMENT 
DEPARTMENTS. 
Natural History and } 
Scientific Book Circular: 2 5, CSSOL S erect, S trand, 
A Periodical Catalogue i 
of Important Works, Loniton y 
for sale, 
New and Second-Hand, 
English and Foreign, 
BOTANY: Avan (a, 
Phanerogams. 
Cryptogains. 
Ancient Botany. 
Physiology of Plants. (ewe df Manche pee Ayre donee "Nooo 
Local Flora. : 
Foreign Flora. y / volops a Con ea by ee oll eae Pg ke fs 
Economic Botany. i : 
ZOOLOGY : I HOO or an 0 padi sola od pouttahed, 
Mammalia. 
Ornithology. ao His je § fmpes And 78 pu plate : Ae 
Reptiles. 
Fe tne nt een ae 
Entomotg, EL Ma feller pplaea pan Pubtiaked , ah 
Crustacea. ‘ 
Vermes. Hea fra mt No phalt how berol NIMS 
Echinodermata. ‘ 
Coelenterata. are ote brcolin ww pWune. Care AW Row) 
Protozoa. 
GEOLOGY : an pooorble ' VWWAK heat Karo j 
Mineralogy. / 5 
Paleontology. 
PHYSICAL SCIENCE ; 
Astronomy. 
Mathematics. 
Electricity. 
Magnetism. 
Meteorology. 
Natural Philosophy. 
Chemistry. 
A Circular containing 
any of these Subjects 
on application. 
