Your Laboratory k x x 
Is it supplied with the latest and most usable appar= 
atus, and are you drawing your supplies from the 
most available source? Send us a trial order and 
notice the difference. jSl 
MAGNIFIERS 
No. 50. Folding Pocket Jliignifier $ -0 
No. 51. “ “ 40 
QR Tripod Magnifier, adjustable .50 
No. (). Hand Magnifier, metal case 1 00 
No. 7. Folding Magnifier, metal case 1 115 
CATALOGUE 
On Request 
No. 172 
. Ilasting’s .\plauatie Triplet 
. . . 7 00 
DISSECTING 
MICROSCOPES 
1 
T 1 
.^2 50 
W 1 
..§9.75 1 
UP... 
6.75 
V 1 
. . 25.75 i ! 
COMPOUND 
MICROSCOPES 
i| 
AB 1. . 
S2fi.00 
BB 4 
.S 55 00 
HP. 
35.00 
BB 8 
. 100.00 ; i 
B 2 
. 40 00 
CA 8 
. 127.00 ' 
BA 2. . 
4.5.00 
DI) 8 
. 207 00 
WRITE FOR DISCOUNTS 
1 
I MICROSCOPES 
From the Simplest to the Most Complete. 
For Students, Physicians and Specialists. Full 
Guarantee with every Instrinnent. 
Scientific Materials Company 
MAKERS - - = IMPORTERS 
711^ Penn Ave. 
Pittsburgh, Pa.- 
