What does HHB stand for?
HHB stands for "Horizontal Horizontal Branch"
How to abbreviate "Horizontal Horizontal Branch"?
"Horizontal Horizontal Branch" can be abbreviated as HHB
What is the meaning of HHB abbreviation?
The meaning of HHB abbreviation is "Horizontal Horizontal Branch"
What does HHB mean?
HHB as abbreviation means "Horizontal Horizontal Branch"