Browse Items (3400 total)

Brass terrestrial eyepiece for a telescope with screw thread fitting

A long brass instrument with one telescope end and one collimator end on brass stand. Adjustable entrance window, 0-50 scale divisions of 1 unit, marked every 10. Also adjustable gap between 2 components, scale from 0 to 100, divisions of 1 unit,…

Brass telescope with attached brass tripod, 2 steadying rods and 3 fold away tripod feet. Fold away into original box. Comes with 1 terrestrial and 3 astronomical eyelenses, brass lens cap and brass extending tube.

Brass extending telescope with holder, no stand. Manufacturers name engraved on side but underneath the holder.

Small brass telescope. Part of something.

one of six telephones. Binatone MP400 DTMF push button telephone, can be wall mounted. 10 memory and redial facility. Early example of mass produced telephone using solid state circuitry; first generation of push button digital phones

one of three telephones; manufacturers name stamped on back, 'GEC'; patent number 178936 on dial; black cotton covered wire to handset and to wall; 'EXT 7' on dial

one of six telephones. GEC pulse dial telephone Aus Pat 111251 Brit Pat 518721

one of three telephones; emergency telephone with dial disk display in red, 'Whitehall 1212'; cotton braided three cable cord; number on bottom 'L11560C7'; 'ATM' on handset

Siemens Relay. No 22 on mahogany base.