What does PTGS stand for?
PTGS stands for "Pennsylvania Topographic and Geologic Survey"
How to abbreviate "Pennsylvania Topographic and Geologic Survey"?
"Pennsylvania Topographic and Geologic Survey" can be abbreviated as PTGS
What is the meaning of PTGS abbreviation?
The meaning of PTGS abbreviation is "Pennsylvania Topographic and Geologic Survey"
What does PTGS mean?
PTGS as abbreviation means "Pennsylvania Topographic and Geologic Survey"
