No 501 mk i

[jvollenberg]

What does the M in the nomenclature stand for?
NO 501-I-M

Joe

 

[sgdbdr]

I'm pretty sure it's the normal "N" with scratches making it look like an M.

 

[MINENAZ16]

501 MkI, and "N" for Navy ?

 

[jvollenberg]

Thanks ... I must be having one of those days. I looked at this picture so many times and never noticed it was an N.

Joe