Record

Reference numberMS/130/11/11
LevelItem
TitleDrawing of a ballistic pendulum, by Benjamin Robins
Date1740s
DescriptionStudy of Benjamin Robins' machine for determining the velocity of bullets. Headed: 'Experiments relating to The Force of Gunpowder, the Velocity of Musket & Cannon shot, & the resistance of the Air'. Below 'Fig. 1st.' With some rough calculations verso.

Projectiles were aimed from various distances at the square plate which was intended to pivot on an axis - the arc length described by the pendulum allowed Robins to calculate the speed of the bullet.
Extent2p.
FormatManuscript
Physical descriptionInk and ink wash on paper
Dimensions302x185mm.
Access statusOpen
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