5 1/2" X 4 3/8" (139mm X 112mm)
No markings
Picture courtesy Bob Berry |
5 1/2" X 4 3/8" (139mm X 112mm)
No markings
Picture courtesy James Lindsey |
U-737: USA
5 1/2" X 4 3/8" (139mm X 112mm)
No markings
Picture courtesy Bob Berry |
5 1/2" X 4 3/8" (139mm X 112mm)
No markings
Picture courtesy James Lindsey |
U number assignment by Jack Tod.
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