Exchange Column. 



THE OREGON NATURALIST— Subscription 

 price only 25 ots per year with free exchange 

 column. For advertising rates apply to Tne 

 Oregon Naturalist, 14612 Sixth Street, Portland, 

 Oregon. Entered at the post office at Portland, 

 Oregon, as second-class matter. 



TO EXCHANGE— A camera taking20 pictures 

 1% inches square for a perfect Hat-head skull. 

 A mad-stone and a telegraph instrument for 

 other Indian relics. Enclose st;imp for particu- 

 lars. Harrv A. Harman, 311 D ct S St., Danville, 

 Pa. 



I will exchange Florida curios, skins', eggs, 

 skulls, shells and mounted specimens, for guns, 

 fishing tackle and syjorting goods. Write what 

 you have to otter. A. M. Nicholson, Orlando, 

 Fla. 



I have some very desirable Oregon eggs for 

 sale in sets and singles. Write for list. Arthur 

 L. Pope, McMinnville, Or. 



WANTED— Minerals in exchange for singles. 

 Write what you have. D. M. Averill & Co., 

 Portland, Or." 



Opals and minerals in great variety for sale. 

 Agents wanted. Address Robert Buruham, 15 

 Chestnut St., Providence, R. I. 



Subscriptions to the Oregon Naturalist is only 

 25 cents per vear with free exchange column. 

 Address Oregon Naturalist, HG>^ Sixth Street, 

 Portland, Or. 



Kargains in Oregon. 



All post paid. 



Abaloues (Haliotus) 3V2x5 15c 



Large Stiirtish, Pacific 10c 



Large Sea Urchin Spines, Japan 10c 



Cats eves, drilled and polished, Ceylon 10c 



Obsidian, red, black or banded 25c 



Opal Wood 25c 



Petrified Wood - 25c 



Green semi-opal, Oregon 25c 



Azurites, beautiful groups of large crystals, 



Arizona 15, 25 and 50e 



'JO Minerals, named , 50c 



25 Pacific Coast Shells, named .'lOc 



To close out— 20 diflf. rent "Singles," our 



choice, excellent value guaranteed — 50c 



Burtalo Horns, per pair 11.00 



Whale Barnicles, Alaska 5c 



12 different Oregon Indian Relics, with data, 

 a regular hard times offer, satisfaction guar- 

 anteed, only ?L00 



Large data blanks (Oologists) per 100 15c 



Humming birds nests - 25c 



Write us for anv Oregon material or speci- 

 mens wanted. We will collect, under instruc- 

 tions, in auv locality on the coast, by the day, 

 week or month. Charges moderate. Address, 

 I). M. Averill & Co., 14S Si.xth St., Portland, Or. 



