What does OAO stand for?
OAO stands for "Okayama Astronomical Observatory"
How to abbreviate "Okayama Astronomical Observatory"?
"Okayama Astronomical Observatory" can be abbreviated as OAO
What is the meaning of OAO abbreviation?
The meaning of OAO abbreviation is "Okayama Astronomical Observatory"
What does OAO mean?
OAO as abbreviation means "Okayama Astronomical Observatory"
