Pickett * Slide Rule Model Microline 120 With Original Case and manual F*S Airguide barometer Thermal and electrical protection is

Thermal and electrical protection is built in and is designed to protect thaw amplifier against abnormal heat build-up and short circuited or overloaded outputs

Double Star

it was made by the Bartsch Manufacturing Co

That will take time and be added to the cost

Pickett * Slide Rule Model Microline 120 With Original Case and manual F*S Airguide barometer Thermal and electrical protection is12" Pickett Microline 120 Simplex Trig 1960 complete with a leatherette case Pickett Microline 120 T Simplex, Made in USA 1. 9" Wide version (9 Scales) Front Scale K, A [ B, S Cos, T Cot, CI, C ] D, L Also included is a high quality reprint of the Eugene Dietzgen Co. "How to Use a Slide Rule" manual dated 1942. This is the complete Eugene Dietzgen Co. manual, note that it will show some age and wear blemishes as it is scanned from an old owner's