7102-119 Lot of three mortise gauges. One by S.S. NORTON, Colchester, CT, with ruled stem, brass plated head, good points, user name on stem and head. A ROBINSON HALL, Sheffield, with brass strips on head, and brass mortise adjustment rod in stem, head has grooves on each side that might be wear but also could be intentional, dinging on stem from locking thumbscrew. And a MARSDEN patent missing attached depth stop and screw, user name stamped a few times and wood dinged. Good- & better (HNL952) 50-100