Volume Volume2\Warfare, Mechanical Appliances, Music
Entry# 1122. On Flying machines (1122-1126).
Contents: Vol. 1 | Vol. 2
On Flying machines (1122-1126).
Man when flying must stand free from the waist upwards so as to be
able to balance himself as he does in a boat so that the centre of
gravity in himself and in the machine may counterbalance each other,
and be shifted as necessity demands for the changes of its centre of
resistance.
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