HEA|  |00491nam0 2200181   45  
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092|  |▼aCN▼b736B0011
100|  |▼a19970619b19571963m  y1engy0120    ba
101|0 |▼aeng
102|  |▼aUSA
110|  |▼aaga    0uu0
200|10|▼aMilitary systems design▼fThe-
   |  | instruments publighing co
207| 0|▼av.1,no.1(1957)-v.7(1963)
210|  |▼aPennsylvania▼cThe instrument-
   |  |s publighing co▼d1957-63
440| 1|▼120001▼aSystems design
905|  |▼a801▼d/▼e▼f3