What does OOS stand for?
OOS stands for "Oklahoma Ornithological Society"
How to abbreviate "Oklahoma Ornithological Society"?
"Oklahoma Ornithological Society" can be abbreviated as OOS
What is the meaning of OOS abbreviation?
The meaning of OOS abbreviation is "Oklahoma Ornithological Society"
What does OOS mean?
OOS as abbreviation means "Oklahoma Ornithological Society"
