What does SM stand for?
SM stands for "(USN Rating) Signalman"
How to abbreviate "(USN Rating) Signalman"?
"(USN Rating) Signalman" can be abbreviated as SM
What is the meaning of SM abbreviation?
The meaning of SM abbreviation is "(USN Rating) Signalman"
What does SM mean?
SM as abbreviation means "(USN Rating) Signalman"
