What does CEIS stand for?
CEIS stands for "Celestial Navigation Training"
How to abbreviate "Celestial Navigation Training"?
"Celestial Navigation Training" can be abbreviated as CEIS
What is the meaning of CEIS abbreviation?
The meaning of CEIS abbreviation is "Celestial Navigation Training"
What does CEIS mean?
CEIS as abbreviation means "Celestial Navigation Training"
