A steel box "model target" in Portsmouth Dockyard, Hampshire.

A steel rectangular box with a domed top, heavily bolted to its sides, supported on large timber baulks outside a workshop in Portsmouth Dockyard, viewed from one side. The box has three triangular pieces welded to its side. The Portsmouth Dockyard negative register lists this as a "Model target". The box is identified on one of its ends as Box Mdl A D7

Object details

ID: N25142
Type: Negative
Materials: Glass plate negative
Display location: Not on display
Date made: 20 October 1942
Credit: National Maritime Museum, Greenwich, London
Measurements: Overall: 101 mm x 127 mm