SCIENCE-ADVERTISEMENTS 



Graduated Glassware 





^/ Vieir in Our Glass Engraving Shop. 



We have devised new methods and have designed and constracted in 

 our own shops, new machines for engraving laboratory glassware. 

 We now make all the graduated ware that was formerly made in 

 Germany and in the quantities required. 



DO YOU WANT 



Burettes, Graduated Cylinders, Serological 

 Pipettes, or Volumetric Flasks 



U, -So A, 



Scientific Materials C^o, 



Pittsburgh, Pa, 

 Everything for the Laboratory 



