Modifications required for conversion of Gun, Machine, Polsten, 20mm, Mark I to accomodate 2.20 diameter Barrel

Object Title

Modifications required for conversion of Gun, Machine, Polsten, 20mm, Mark I to accomodate 2.20 diameter Barrel

Modifications required for conversion of Gun, Machine, Polsten, 20mm, Mark I to accomodate 2.20 diameter Barrel

Date

25/08/1942

Reference

ENF 7/3/3 DD(E) 3339

Level

Item

Extent

1 drawing

Access Conditions

Open access

Reproduction Conditions

Crown Copyright