SZ/OEMU/15/1/31 - [Letter, SZ to Kenneth Walker, 29/1/41]
SZ/OEMU/15/1/31
Item
[Letter, SZ to Kenneth Walker, 29/1/41]
1941
2 leaves Letters (typescript)
Manganese steel
Walker, Kenneth, recipient
SZ disputes the claims made at the committee supporting the use of manganese steel for protection. SZ goes into detail on tests carried out on steel, but until the tests are complete he will not give a firm opinion.