Thermocouples (chromel -constantan , 0.001 inch diameter) 



Omega Engineering, Inc. 



Box 4047, Springdale Station 



Stamford, Conn. 06907 



Lepco i 



459 South Main Street 

 Logan, Utah 84321 



Voltmeters 



Hewlett-Packard Co. 

 P.O. Box 501 



Loveland, Colorado 80537 



Keithley Instruments, Inc. 

 28775 Aurora Road 

 Cleveland, Ohio 44139 



Electronic Components 



Allied Electronics 

 5475 Leetsdale St. 

 Denver, Colorado 80222 



Newark -Denver Electronics 



Supply Co. 

 2170 S. Grape Street 

 Denver, Colorado 80222 



Wire Screen 



Star Wire Screen 



4333 W. Clayton Avenue 



St. Louis, Mo. 63110 



Teflon 



Plastic Products of Utah 



2340 S.W. Temple 



Salt Lake City, Utah 84115 



3 Lepco supplies the entire thermocouple psychrometer with an attached ceramic 

 cup, together with a cooling circuit and voltmeter. 



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