Vintage Keuffel & Esser Co Improved Surveying Aneroid Compensated Transit

Description

Vintage Keuffel & Esser Co Improved Surveying Aneroid Compensated Transit. I do not know if this is a fully functional piece I have no clue how to use it you are buying this as a shelf piece or display piece only not intended for use it is untested you are buying it as is no returns USA shipping only see pictures for condition