What does C-9 stand for?
C-9 stands for "Nightingale"
How to abbreviate "Nightingale"?
"Nightingale" can be abbreviated as C-9
What is the meaning of C-9 abbreviation?
The meaning of C-9 abbreviation is "Nightingale"
What does C-9 mean?
C-9 as abbreviation means "Nightingale"