The London and North Western Railway Four-Cylinder Compound Express Locomotive No 1909, Jubilee 1899/05
Drawing. 2 views: “Guide pulley[s] for beam? of paralel lath Feby 12th 1811” pulleys on arm to be keyed to tube. ink drawing with endorsements. 10" x 8" no watermark. Drawing. Two views, guide pulleys, ostensibly for beam 1811
Model of English Electric "Lightning" aircraft, scale 1:24. English Electric Lightning, 1949-1960. 1949-60
Drawing. 2 views but “Improved guide pullies Feby 26 [struck through] Mar 20th 1811” ink drawing with endorsements, 10" x 8" watermark. I.PARSONS / 1807. Drawing. Two views, but “Improved guide pullies Feby 26" struck through 1811
Drawing. Wrapper from a packet, postmarked NOV 28 1810 BIRMINGHAM, addressed Jas Watt Esqre / Heathfield On the other side an ink drawing: “Spindle for diminishing machine Jany 18th 1811… endorsed: “reduce thickness … if hammered instead of cast iron” a view of the gimbal joint for the tubular arm of the machine. 10" x 8" paper with a bluish tinge Drawing. “Spindle for diminishing machine Jany 18th 1811… 1811
Drawing. 3 views: “weight of three pound to fix on one of the arms of fluwheel [sic] to balance the crank, full size Feby 9th 1811, ink drawing, 8" x 6 ¼" (cut from a 10x8 sheet?) watermark I.PARSONS / 1807 Drawing. Three views: “weight of three pound to fix on one of the arms of fluwheel [sic] to balance the crank..... 1811
Drawing. Wrapper from a packet addressed James Watt Esqr / Heathfield on the other side an ink drawing, a second view of the piece shown on sheet 20: “Spindle for diminishing machine Side view full size Jany 18th 1811 …” 10" x 8" watermark I.PARSONS / 1807 Drawing. “Spindle for diminishing machine, side view..... 1811
Harpenden pocket stadiometer sent out to Ludlow Boys' School as part of a series of nationwide measurements 1972-3