The Royal Navy during the Second World War Sea forts in the Thames Estuary: A close up of the fort manned. The crew are at the alert around a 40 mm Bofors gun. These secret forts of the Thames Estuary were an effective defence against attacks by sea and air on the estuary.
RMID:Image ID:2JREKG0
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Contributor:
piemags / Alamy Stock PhotoImage ID:
2JREKG0File size:
12.6 MB (429.3 KB Compressed download)Releases:
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1772 x 2480 px | 15 x 21 cm | 5.9 x 8.3 inches | 300dpiMore information:
This image could have imperfections as it’s either historical or reportage.