For Sale: Vintage piece of very heavy duty electronics. Looks fully functional.
Marked Division of Minneapolis-Honeywell Regulator Co. When found inside there were two sets of papers in cloth bags marked "Instruction No. 2220, Lead resistance adjustment for Brown Model No. 103017 Indicatiing Pyrometer", along with various resistors as shown. Internally super clean. Dated 6/19/42.
Additional high resolution photos are available by request.
Email me your zip code and your city for a shipping quote- should be between $12.99 and $29.99 if you live in the USA (June 2022).