Working model (Scale 1:4) of Martin's patent swathe-turner 1903-4, embodying Boehm's coupling for parallel axles, 1834. Model of Martin's Patent Swathe-turner 1907
Early fibreoptic gastroscope, ACMI TX-92, with three biopsy channels,made in USA by American Cystoscope Makers Inc., in case, 1972-1980 Early fibreoptic gastroscope 1972-1980
[Theatre bill] Theatre, Stamford. The Last Lecture...on...October 1, 1827, Mr Lloyd will finish his course of Astronomical Lectures on the Dioastrodoxon, or Grand Transparent Orrery Theatre bill Theatre 1827
Stamford and Essendine Railway waybill dated 21st March 1872. Stamford and Essendine Railway waybill 1872-03-21
IR Horizon scanner plus power supply with box -TD1A satellite IR Horizon Scanner and Power Supply 1972