SCIENCE-ADVERTISEMENTS 



Another PAIS Novelty 



LANE BURNERS patented, 



Made in seven differ- 

 ent types described in 

 Bulletin L- B. 



Maximum heat 2700" 

 F. Temperature con- 

 trol. A blast witliout 

 a blower. No back 

 firing, and many other 

 advantages. 



Wiite for Bulletin 

 L.B. 



PALS COMPANY 



Laboratory Apparatus and Chemicals 



90-94 Maiden Lane 



NEW YORK CITY 



