



Holiday Presents. 
Chrysoberyls in beautiful twin crystals on a white gangue from 
a new locality, 25c. to $5.00. 

One of our Systematic Collections would m iste a most admirable present for a 
young friend, and might give him a taste for natural history that would keep him 
from vicious habits and ore a while erii health by drawing him out to 
the fields, mines, and oe ai 
The HARD-Woop BOXES add to the attractiveness of the collections. Our 
enormous stock of oa 200 tons enables us to put these collections up at the 
lowest prices. 
IN BOX. 
Number eee 50 100) 100 200 300 
Crystal sand fragments, % in . $ .50 $1.00 r oO $1.00 $2.00 $ 4.00 
tudent’s size, r I 4 XI 4 E 39 3.00 6.00 5:00 10,00 . 20,00 
Amateur’s size x2i 10.00 20.00 45.00 
High school or Cees size, 2 y x 3 Bi in., , shelf f specimens 25.00 50.00 125.00 
College size, 34 x 6 in., shelf speci 0.00 100.00 250.00 
ve many Se of new Rass AND Eee eee MINERALS in stock for 
presents = = older collectors 
HOSGENITES and MATLOCKITES, the best and cheapest ever seen, just received 
England. Besides the Cafion Diablo iron from the fall that contained the 
diamonds, we have the Iowan and many other stones at from 25c. upward. 
for vice list. free. 
Rare and Valuable Books. 
FROM THE LARGEST STOCK IN THE WORLD. 
Send for our catalogue, great in what branch of science you are interested 
Many of these, like the one on Official Geological Surveys, include 
most complete bbioa} of the subject ever published. 


Say’s Entomology, edited by LeConte. 2 vols., 54 plates. Flain edition, $5.00; 
colored edition, $8.50.—Holbrook, North American Herpetology. 4 vols., 116 col- 
ored plates, 4to, 1836, $50.00.—Nuttall, Ornithology of U. S. and C Canada. 2 vols. 
A fine copy of a Tae rare edition. | $20.00.—Schimper, Paleontologie 
Vegetale. 4 vols. atlas, 8vo. and 4to, 110 plates, 1874. $25.00.—Mantell, 
_ Pictorial fe, ‘a Fossil Remains. 75 colored plates, 4to, 1850. $5.00.—Les- 
rt 
Brewer, and Ridgway, Land Birds. vols., 6. lates, 4to, 1874. 20.00.— 
Bischof, Chemical and Physical Sete 3 rake 18 ` ho odes 
Geological Atlas of Colorado, 1878. $3.50. —Agassiz, Contributions to Natural 
History. 4 vols., 77 plates, 4to. $20.00.—Harvey, Nereis-Boreali Americana, 
North American Marine Alge. 50 colored plates, 4to, 1858. $15.00.—Geological 
Survey of Pennsylvania. 109 $35.00.—Popular Science Monthly, complete to 
1890. $35 .00.—Lowe, Ferns: British. Exotic. 8 vols., 479 colored plates. $20.00 
D- $i 
c R. R. Survey, Reports on Geology, Botany, Zoology, etc. 13 vols., 4to. $13.00 
A. P FOOTE, 
Pc ELM AVENUE, - PHILADELPHIA, PA. 


