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:
mm Madsen antitank gun rear sight. en Rear tangent sight of mm Madsen antitank gun Photographed in Hanko Front Museum fi mm Madsen panssarintorjuntatykin tangentti takathtin Kuvattu Hangon rintamamuseossa own MKFI mm Madsen Iron sights The Front Museum Hanko Lappohja Taken with Canon PowerShot SX IS Files by User MKFI