ADVERTISEMENTS. iz 
/ MINERALS, NEW ARRIVALS. 
Boleite. I have purchased from Mr. Cumenge, who has M eer from a stay of several 
months at his mines at Boleo, all the Boleites found during the past year by working over the 
dumps. Crystals from 10c. upward; Groups with pcs: beri or clay $1.50 upward. 
Large lots have ari received from Sweden, France, Utah and other localities but the most 
remarkable are a series of Swedish, Norwegian and Finland pedi obtained in exchange 
from Baron A. E. ades skiold. 
The following are a few 
Well crystalized Col iumbils, 75c. to $5.00. Hedenbergite, fine groups of crystals, la .50 to 
$10.00. Fluocerite, A 00 to $1.50. Gadolinite crystals, $1.00 to $5.00.  Thorite crys- 
-— dc. to argest Thorite crysta ave ever seen or sale; quite good form 
weighs sa OZ., ; FU n. " Cobaltite erystala, some on gangue, 5c. to $5.00. Glaucodot crys- 
ndn M Homilite, Melinophane, Eudialyte, 
Paicbergite, Proa, Fuxenifi: Native Lead, and hundreds of other 
CATALOGUES. 
Minerals and —— — Books. 128 pazes, illustrated, dius to all intending peer 
paper; to others, 5 cents. Heavy paper edition, 10 cents, bound 
in cloth, 20 cents. 
Botanical, Chemical, Geological, Physical, Electrical and other Scientific Books and 
Papers 32 pp. each, free, or heavy paper, 5 cents. Medical, 200 pp., 5 ceuts, heavy paper, 
5 cents. 
EXTRA RARE AND VALUABLE BOOKS. 
The following are among those lately received. The first six are the rare Wilkes Explor. Expedition Reports. 
Dana, J. D. Crustac 2 vols. and atlas. 96 plates, (45 colored). 1855 $100.00 
na, J. D. Cooka. Vol: and atlas. 21 plates 85.00 
Brackenridge. Filices. Vol. and atlas. 46 plates 50.00 
Hale. a a ve 15.00 
Pickering. Race - 
Peine Geogr. Distribution of Plants and Animals........ ~... 
Agass Poi d'Eau Douce de I’ Europe Centrale. 2 vols. 52 fine plates, many elaborately colored, 
and d hei Dou Lib p" —————— 
Wurtz. Dictionnaire ra chim ssn peers em mennan 25. 
Harris. Aurelian or Nat. History of English Insects. 4 plat 1794 20. 
AL Gm. BOOTE, 
1224, 26, 28 N. 4ist St., Corner of Viola, Philadelphia, Pa., U. S. A. 
W. H. HORN. 
JOHN J. HORN. 
WM. H. HORN & BRO. 
MANUFACTURERS OF 
HORN'S STANDARD 
HARD RUBBER, LEATHER COVERED AND ELASTIC 
—TRUSSES,— 
Abdominal € Shoulder Braces, eid Elastic 
osiery, Crutches, Pile Pipes, Ete. 
Nos. 451, 453 and 455 North Third St., 
PHILADELPHIA, U. S. A. 
ESTABLISHED 1842. 
