BAIRD &TATLOCK (LONDON) LTD. 





2969-2971 

 New Perfected Muffle Furnaces, for petroleum oil or coal gas. 



This pattern takes a No. 4 muffle, the inside dimensions of which are 3$ in. wide, 6| in. deep, 

 i. high, and is of the size specified by the Board of Education for School and College use. 



Type A. Shows it as adapted for petroleum and air blast. Where air under pressure 

 is not available, a No. 3 foot blower is ample to work it at full power. The price 

 as illustrated with oil tank and burner, but without blower, is 



yQ Type B. Fitted with new automatic petroleum burner, for use where no blast is 

 obtainable. Price, complete with all fittings, as illustrated . . 



r l Type C. Fitted with gas burner for use with foot or power blower, price . . 



The temperature obtainable is well over 2,ooo ? F., the heat is under perfect control and even 

 Jughout the muffle. 



May be used for hardening, enamelling glass and pottery painting, assaying, etc., etc., with 



tect success. 



500 



9 5 

 4 











jCHEMICAI/AND SCIENTIFIC APPARATUS AND PURE CHEMICALS- 



567 



