What does GGS stand for?
GGS stands for "Glider Ground School"
How to abbreviate "Glider Ground School"?
"Glider Ground School" can be abbreviated as GGS
What is the meaning of GGS abbreviation?
The meaning of GGS abbreviation is "Glider Ground School"
What does GGS mean?
GGS as abbreviation means "Glider Ground School"
