000 00315 a2200121 4500
082 _a016.6295
_bN17a2
245 1 _aAERONAUTICS AND SPACE BIBLIOGRAPHY FOR THE ELEMENTARY GRADES
250 _a2nd
260 _aWashington
_bU. S. Government Printing Office
_c
300 _a33
964 _gCIRC
997 _a57282 C
999 _c453385
_d453385