
A detailed diagram of the jet propulsion system for the saucer.
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.123· Federal Bureau of Investigation (FBI)
Diagrams showing cog wheels, shafts, and bearings as part of the saucer's propulsion 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.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.