000 00406nam a2200145 a 4500
008 170703m1946uuuu ||||f#|||||00| 0#uuu#d
003 AR-SmCIES
091 _a13527
092 _av.1
245 1 0 _aRCA electron tube handbook HB-3.
260 _a[s.l.] :
_b[s.n.],
_c1946-.
300 _a7 v.
999 _c20926
_d20926