What does PGG stand for?
PGG stands for "Planetary Geology Group"
How to abbreviate "Planetary Geology Group"?
"Planetary Geology Group" can be abbreviated as PGG
What is the meaning of PGG abbreviation?
The meaning of PGG abbreviation is "Planetary Geology Group"
What does PGG mean?
PGG as abbreviation means "Planetary Geology Group"
