Airship design Size:L: 80 x 60cm West Lothian

West Lothian

This illustrates the amount of social calling

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Plate 37 from Herbarium Blackwellianum

Drawn from Nature of the bignes of Life

Airship design Size:L: 80 x 60cm West LothianEngineering design for a 'manageable air balloon' or dirigible, sent to the Royal Society with a covering letter from its inventor and supplementary descriptive information. The drawing contains four figures: a side elevation (figure 1); front and rear elevations (figures 2 3); and a transverse section through the balloon (figure 4). The airship has a twin bladed propeller sited at the front, driven by pulleys and ropes from an engine (unspecified