Machine A, 2-way[]
A: Driveable two-way flying machine, layer 1
A: Driveable two-way flying machine, layers 2-3
Machine B, 2-way[]
B: Driveable two-way flying machine, layer 1
B: Driveable two-way flying machine, layer 2
B: Driveable two-way flying machine, optional shelter for driver, side view
Machine C, 2/4-way[]
C: Driveable two/four-way flying machine, layer 0
C: Driveable two/four-way flying machine, layer 1
C: Driveable two/four-way flying machine, layer 2
Machine D, 4-way[]
D: Four-way flying machine, layer 1
D: Four-way flying machine, layer 2
D: Four-way flying machine, layer 3
D: Four-way flying machine, layer 4
Machine E, 4-way[]
E: Compact Four-way flying machine, layer 1
E: Compact Four-way flying machine, layer 2
E: Compact Four-way flying machine, layer 3
E: Compact Four-way flying machine, layer 4