This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
inch gun pair with and inch coastal mortars. en Imperial Russian artillery pieces in Suomenlinna From right inch caliber model naval gun inch pood barrel model siege gun on fortress carriage inch and inch model coastal mortars fi Venlisi tykkej Suomenlinnassa Oikealta mm kaliiperin laivatykki vuosimallia Mk mm vuosimallin