What does 21c stand for?
21c stands for "Second-in-Command"
How to abbreviate "Second-in-Command"?
"Second-in-Command" can be abbreviated as 21c
What is the meaning of 21c abbreviation?
The meaning of 21c abbreviation is "Second-in-Command"
What does 21c mean?
21c as abbreviation means "Second-in-Command"
