iv THE NAUTILUS. 
FOR SALE.—A COLLECTION OF 
LAND, FRESH-WATHER AND MARINE 
>t Bes. 
Many of the most desirable West Coast Species. 
The following genera well represented : 
Cypreea, Oliva, Conus, Trochus, Strombus, 
Ete. 
700 Species, Over 2500 Examples. Price, $250. 
Address, Se E. DORE, 122 Front Street, Portland, Oregon. 
W ES COAST S22 biases 
By Pror. JosiaH Keep, Mills College, California. 
A familiar description of the Marine, Fresh-Water and 
I.and Mollusks, found in the United States, West of the 
Rocky Mountains. 182 Illustrations, 230 pages. The 
frontispiece is a hand-painted engraving of the very rare 
\ and beautiful Suwrcula Carpentertana, Gabb. 
Yo aid in the study of Shells, the pronunciation of the 
Latin names is indicated, anda Glossary, Key, Biographi- 
< cal Index of Naturalists, and a Check List are added. 
Beautifully printed and bound, Price, postpaid, $1.75. 
Helix (Aglaia) fidelis, Gray, Oregon. Samuel Carson & Co,, Publishers, 208 Post St. ., oan Fran- 
cisco, Cal, 
Please mention this paper. 
Do you appreciate an absolutely Pure, Uncolored, and Fragrant Tea? Drop us a 
postal card, mentioning this paper, and we will mail you a free sample of 
IN@jIIA AS) (SSF AL(O)gy GIS 
After trying it, ve believe you will s it regularly. Address, 
FINLEY ACKER & CO,, 123 North Eighth St., Philadelphia, Pa. 
FOR SALE.—COLLECTION OF 
MINERALS FOSSILS, SHELLS, &c. 
880 Varieties, 800 Specimens. Frice, $16. OO. 
List sent on Application. Address, LINCOLN, Care NAUTILUS. 
Wy on) ee 
OW © CG etA -eaaeees 
HARWICHPORT, MASS. 
Particular attention given to Photographing Objects of Natural History. Photographs in 
small or large quantities, or Photo- Engravings furnished at low rates. Write for estimates. 
_ THE NAUTILUS 
ADVERTISING RATES 
CASH WITH ORDER. 
1 ; 
Space. 1mo. | 3mo. | 6mo. /|1year.| Space. | xmo. | 3mo. | 6mo. | « year. 
| 
Sinch. | .25| .60| 1.00] 1.904 page.| 1.50] 4.00) 7.00) 12.50 
Linch. | .50| 1.10; 2.00) 3.80)2 page.| 2.75 | 7.00 12.00, 20.00 
92 inches.| .90 | 2.15) 8.90] 7.50/3 paye, 4.00 | 10.00) 18.00, 30.00 
3 inches.| 1.30 | 3.20| 6.00/ 11.50/1 page.| 5.00 | 12.00| 22.00/ 40.00 
In writing to Advertisers please mention “ THE NAUTILUS.” 
Address, Wm. D. Averell, Manager, Mt. Airy, Phila., Pa. 
