细节
Cutting frames:
a universal cutting frame (Evans, Ornamental Turning, 1st edtion fig. 122, without vertical adjustment) and an eccentric cutting frame, both signed J.H.Evans, with 9/16in. square shanks (2)
a universal cutting frame (Evans, Ornamental Turning, 1st edtion fig. 122, without vertical adjustment) and an eccentric cutting frame, both signed J.H.Evans, with 9/16in. square shanks (2)