Barrel length 16,5 cm, Suhl proof, condition 2
Barrel length 16 cm, no proof marks, condition 4
Marked with "SA" in rounded square for "Finnish Army", cocking trigger, plastic case front left with crack and small chip.
Barrel length 8,5 cm, no proof, condition 3.
The serial number given is actually the US patent number. This is not an ordnance piece but a commercial signaling device.
Barrel length 16,5 cm, Suhl proof, condition 3
Barrel length 15 cm, year of manufacture 1973, no proof, condition 3.