What does Gt. Gr. stand for?
Gt. Gr. stands for "Great Grand"
How to abbreviate "Great Grand"?
"Great Grand" can be abbreviated as Gt. Gr.
What is the meaning of Gt. Gr. abbreviation?
The meaning of Gt. Gr. abbreviation is "Great Grand"
What does Gt. Gr. mean?
Gt. Gr. as abbreviation means "Great Grand"
