
Diagrams showing cog wheels, shafts, and bearings as part of the saucer's propulsion mechanism.
Related photos

Sketch· p.121· Federal Bureau of Investigation (FBI)
A diagram showing the internal mechanism of a saucer, with weights, cables, and a central stanchion.

Sketch· p.122· Federal Bureau of Investigation (FBI)
A series of diagrams showing the arrangement of cables, sheaves, and weights in the saucer's mechanism.

Sketch· p.126· Federal Bureau of Investigation (FBI)
Two diagrams showing a side view of the saucer, possibly illustrating the launch mechanism.

Sketch· p.127· Federal Bureau of Investigation (FBI)
A small sketch of the saucer's side profile.

Sketch· p.129· Federal Bureau of Investigation (FBI)
A detailed diagram of the jet propulsion system for the saucer.

Sketch· p.136· Federal Bureau of Investigation (FBI)
A diagram showing a cross-section of the saucer, with dimensions and labels.

Sketch· p.137· Federal Bureau of Investigation (FBI)
A diagram labeled 'drawing 3' showing a mechanical assembly, possibly related to the centrifugal force mechanism.

Sketch· p.139· Federal Bureau of Investigation (FBI)
A sketch showing the side profile of the saucer.