000
00216 a2200097 4500
001
2039
100
_a
Beeler, N F
245
_a
Experiments with aircraft instruments.
260
_a
_b
Thomas Y
_c
090
_c
1508
_d
1508
942
_a
NUST-CAE
_c
M
_c
5647
999
_c
237112
_d
237112