This is probably another case of no one left alive knows what those letters S or A on NID forearm irons means. S on a No. 2 --

[Linked Image from i.imgur.com]

A on a No. 2E --

[Linked Image from i.imgur.com]

S on a No. 2 --

[Linked Image from i.imgur.com]

S on a Field Grade --

[Linked Image from i.imgur.com]

S on a Field Ejector --

[Linked Image from i.imgur.com]

Last edited by Researcher; 01/21/22 01:07 PM.