What does HGSD stand for?
HGSD stands for "Harris-Galveston Subsidence District"
How to abbreviate "Harris-Galveston Subsidence District"?
"Harris-Galveston Subsidence District" can be abbreviated as HGSD
What is the meaning of HGSD abbreviation?
The meaning of HGSD abbreviation is "Harris-Galveston Subsidence District"
What does HGSD mean?
HGSD as abbreviation means "Harris-Galveston Subsidence District"
