Details
A brass and aluminium transit theodolite
by Wild of Heerbrugg No. 8610; the telescope with 2 3/8inch object glass, parallel sighting level, adjustable eye-piece, the axis with sighting glass and reflector mirror, the body with U-supports, graduated level, on conical base with concealed horizontal circle, the instrument 14in. (35.5cm.) high, with attachments and tripod
See illustration
by Wild of Heerbrugg No. 8610; the telescope with 2 3/8inch object glass, parallel sighting level, adjustable eye-piece, the axis with sighting glass and reflector mirror, the body with U-supports, graduated level, on conical base with concealed horizontal circle, the instrument 14in. (35.5cm.) high, with attachments and tripod
See illustration