What does OAO stand for?
OAO stands for "Optical Astronomy Observatories"
How to abbreviate "Optical Astronomy Observatories"?
"Optical Astronomy Observatories" can be abbreviated as OAO
What is the meaning of OAO abbreviation?
The meaning of OAO abbreviation is "Optical Astronomy Observatories"
What does OAO mean?
OAO as abbreviation means "Optical Astronomy Observatories"
