What does Spir stand for?
Spir stands for "Single Pilot Instrument Rating"
How to abbreviate "Single Pilot Instrument Rating"?
"Single Pilot Instrument Rating" can be abbreviated as Spir
What is the meaning of Spir abbreviation?
The meaning of Spir abbreviation is "Single Pilot Instrument Rating"
What does Spir mean?
Spir as abbreviation means "Single Pilot Instrument Rating"
