What does GS stand for?
GS stands for "Galesville Sandstone"
How to abbreviate "Galesville Sandstone"?
"Galesville Sandstone" can be abbreviated as GS
What is the meaning of GS abbreviation?
The meaning of GS abbreviation is "Galesville Sandstone"
What does GS mean?
GS as abbreviation means "Galesville Sandstone"
