Microscopical Slides of Plants 
~ For Schools and Teachers 
of Botany | 
( These mounts are illustrative of the prin- 
cipal plant groups showing life history and 
methods of reproduction, and are put up | 
by the Glycerme, Venetian Turpentine, and 
Balsam methods. Filamentary forms of Algae 
a specialty. Limited amounts of alcoholic 
material properly fixed for histological study 
can be supplied as also live fresh water algae 2 eae 
in season. 
Slides of Algae, 20 cts. a piece, net — 
| Wnhte for Circular to the 
Director of the Botanical Laboratory 
The University 
Notre Dame, Indiana 
[@ By special request and pre-arrangement live forms in fruit 
of fresh water algae, prothallia, liverworts, mosses, etc., will be 
sent as desired. It is necessary to send orders in a season ahead “f 
of time so that sufficient amounts can be provided, these to be — 
sent when in their best condition.] 
