What does hl stand for?
hl stands for "Heitler-London"
How to abbreviate "Heitler-London"?
"Heitler-London" can be abbreviated as hl
What is the meaning of hl abbreviation?
The meaning of hl abbreviation is "Heitler-London"
What does hl mean?
hl as abbreviation means "Heitler-London"
