This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
Amerika, Küstenbatterie beim Abschuss
()
Photographer
Unknown authorUnknown author
Title
Amerika, Küstenbatterie beim Abschuss
Original caption
For documentary purposes the German Federal Archive often retained the original image captions, which may be erroneous, biased, obsolete or politically extreme.
Amerikas grösste Kanone feuert !
Die grösste amerikanische Küstenbatterie beim Abschuss.
Die Geschosse haben eine Reichweite von ca. 200 km.
Description
Information added by Wikimedia users.
US 16"/50 caliber Mark 2 or Mark 3 ex-Navy gun firing on an Army coast defense mount. The weapon behind it is on a disappearing carriage.
This image was provided to Wikimedia Commons by the German Federal Archive (Deutsches Bundesarchiv) as part of a cooperation project. The German Federal Archive guarantees an authentic representation only using the originals (negative and/or positive), resp. the digitalization of the originals as provided by the Digital Image Archive.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the licence, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible licence as the original.