Image: 57mm 48cal Nordenfelt Krepost Sveaborg 1999

Description: 57mm Nordenfelt coast defence gun, with 47.8 calibres barrel. At Gyltö, western archipelago of Finland.
Title: 57mm 48cal Nordenfelt Krepost Sveaborg 1999
Credit: Ove Enqvist
Author: Ove Enqvist
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