THE - CONCITOLOGISTY’ » EXCHANGE 71 
Gould, John. A Centery of Birds from | Westwood, J. O. Arcana Entomologica ; 
the Himalaya Mountains. Folio; half mo- | or, [llustrations of New, Rare, and Interest- 
rocco, (Scarce.) Price $70. Regular price ing Insects. 2 vols, half morocco. London 
$75. 1845. Price $27.50. Regular price $30. 
The Standard Natural History, by 
Lowe, E. T. Beautiful Leaved Plants. | the Leading American Authorities. Pdited 
Being a description of the most beautiful | by Elliot Coues, M. D. and T. S. Kingsley. 
Jeaved plants in cultivation in this country. | Parts 1 to 38, complete, nearly new, mostly 
With 60 colored illustrations. 8-vo. Half | uncut. Price for the lot $12. 
morocco; extra gilt tops. London 1861. | Nore: This great work is now being publish- 
Price $10. Regular price $12. ed andthe above is a rare chance to secure 
the first 38 parts. Sixty parts in all will be 
u . | issued, making when complete one of the 
Tryon, Geo.W. Jr. Structural and Sys- most accurate and highly illustrated contri- 
tematic Conchology, and, also, Manual of | — butions to Science ever published. 
Conchology. The latest works for Conchol- 
ogists. Subscriptions taken and _ filled. _ The American Naturalist. Odd copies 
Circulars sent on application. for sale as follows: Vol. X, January to Sep- 
| tember; Vol. XV, January; Vol. XVI, July 
oe ae “ rae to December: Vol. XVII, January, May to 
SPECIAL Novice:—A few second hand copies Decouhenevell KV Ill January Aen 
of Tryon’s Structural and Systematic Con- ruary ; Tdex to Vol. XII. Prices 20 and 
chology for sale at $5.00—Cash. | 25 cents each. 
THE CONCHOLOGISTS EXCHANGE, 
CHESTNUT HILL, PHILADELPHIA, PA., _U. S. A. 
Penn Printing Company 
Brifers s sent to yohe Office of The 
MERMAID AVENUE 
Be iolonists ance iChestaas 
CHESTNUT HILL—— 
Hilt, will | have ” compe « attention 
KLIN 
ie a 7 
Neg PHILADELPHIA—-— 
CATAI OGUES . _ MOUNTING CARDS: _ LABELS 
ESTIMATES CHEERFULLY FURNISHED 
