000 00264nam a22001217a 4500
003 OSt
008 231221b |||||||| |||| 00| 0 eng d
082 _a624.151
_bI-5G
245 _aGround Engineering
260 _aI. C. E
_c1970
300 _a124
942 _2ddc
_cRFB
999 _c34932
_d34932