Description
William J. Young Surveyor's Transit: William J. Young Surveyor's Transit, no. 3869, 10-in. scope with spirit level below, "A"-frame supports, vertical arc calibrated from 60-0-60 with vernier arm, 6-in. engraved dial with fleur-de-lis representing north, interior vernier, and reading "Wm. J. Young/Maker/Philadelphia/3869, " circular spirit level, all housed...