What does ALS stand for?

ALS stands for "Autograph Letter, signed"

How to abbreviate "Autograph Letter, signed"?

"Autograph Letter, signed" can be abbreviated as ALS

What is the meaning of ALS abbreviation?

The meaning of ALS abbreviation is "Autograph Letter, signed"

What does ALS mean?

ALS as abbreviation means "Autograph Letter, signed"