Your Laboratory s^ ^ ^ 



..>.#■ 



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, j^i j& Ji j5, ^ Jt Js. 



Scientific Materials Company 



MAKERS - - - IMPORTERS 

 711R Penn Ave. Pittsburgh, Pa. 



