Diagram to illustrate softening of Neck Rod connecting Mark I

Object Title

Diagram to illustrate softening of Neck Rod connecting Mark I

Diagram to illustrate softening of Neck Rod connecting Mark I

Date

14/06/1939

Reference

ENF 7/3/3 DD(E) 2251

Level

Item

Extent

1 drawing

Access Conditions

Open access

Reproduction Conditions

Crown Copyright