000 00348nam a2200133Ia 4500
008 231017s9999 xx 000 0 und d
082 _a629.13
082 _bDEF
245 0 _aConcrete block paving for airfields
245 0 _cDefence state organization (Works)
260 _bDefence state organization (Works)
300 _c30cm
942 _cREP
999 _c606518
_d606518