What does HD stand for?
HD stands for "Half Sized Diazo Non-Reproducible Drawing"
How to abbreviate "Half Sized Diazo Non-Reproducible Drawing"?
"Half Sized Diazo Non-Reproducible Drawing" can be abbreviated as HD
What is the meaning of HD abbreviation?
The meaning of HD abbreviation is "Half Sized Diazo Non-Reproducible Drawing"
What does HD mean?
HD as abbreviation means "Half Sized Diazo Non-Reproducible Drawing"