Lunken Spotter:
Post 337
Lunken Spotter:
Breech
Lunken Spotter:
Carriage
Lunken Spotter:
Breechblock stamp
Lunken Spotter:
57mm Gun M1 No.5510 in Sunman
Lunken Spotter:
57mm Gun M1 No.5510 in Sunman
Lunken Spotter:
Muzzle Face
Lunken Spotter:
Trail Wheel
Lunken Spotter:
Breechblock stamp
Lunken Spotter:
57mm Gun M1 No.5644 in Sunman
Lunken Spotter:
57mm Gun M1 No.5644 in Sunman