iv ADVERTISEMENTS. 
Jas. W. Queen & Co., 
PHILADELPHIA. 
[T\icroseope Makers 



Mieroseopieal Supplies, 
Botanieal Supplies. 

ACME = MICROSCOPE INSECT PINS, SHEET CORK, ete. 
Check- is a ‘eee Pints, 
There has been published and is now offered for sale what is 
believed to be a complete list of the Phaenogamous and Vascular Cryp- 
togamous Plants of Canada. The Catalogue of Canadian Plants issued 
by the Geological Survey of Canada has been used as a basis, but a 
large number of species discovered since it was published have beer 
included in the list. Many genera, too, have been revised by specialists, 
and their revisions have been used in the preparation of the Check-List. 
Several additional species discovered last year (1890) are included. 
The price of the list is 50 cents per copy, 3 copies for $1.00. 
Address, JAS. M. MACOUN, 
_ Geological Survey, Ottawa, Canada. 

FOR SALE. 
Twenty different specimens of fossil Sade from 
pean Group Cretaceous of Central Kan 
Twenty specimens eons bones of fishes ee reptiles, 
shells, € etc., from the Niobrara Group Cretaceous of 
WwW 
Twenty béaniifai minerals, blue, white, and wine- 
colored, heavy spar, se foliated gypsum, ribboned 
jasper, iron pyrites and circular disks, fossil 
wood, etc. 
Sent to any address, Lt on receipt of $3.00 per 
set; two sets, $5.00 sets. $7.00; single shelf 
specimens, prepaid, at 25 pal to $1.00 each, 
CHAS. H. STERNBERG 
P.O. Box 60. LAWRENCE, KANSAS, 

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