U-1591: Italy
2 1/8" X 2 7/8" (52mm X 70mm)
No markings
Picture courtesy Bob Scafe |
2 1/8" X 3 1/8" (52mm X 76mm)
No markings
Picture courtesy Dave Dangora |
2 1/8" X 3 1/8" (52mm X 76mm)
No markings
Picture courtesy Dave Dangora |
This is a 3um style.
U number assignment by Bob Berry 2016.