What does NNSN stand for?
NNSN stands for "Norwegian National Seismic Network"
How to abbreviate "Norwegian National Seismic Network"?
"Norwegian National Seismic Network" can be abbreviated as NNSN
What is the meaning of NNSN abbreviation?
The meaning of NNSN abbreviation is "Norwegian National Seismic Network"
What does NNSN mean?
NNSN as abbreviation means "Norwegian National Seismic Network"
