000			00762ngm a2200205ua 4500
001			DA6AFE6066C611D39D4300805FA916B6
003			VSN5
005			20161128055125.0
007			fcnahr-------
008			810915s1979 dcu059 e vleng d
035			_alss08271405
049			_aVSN5
245	0	4	_aThe Invisible world _h[videorecording].
260			_aWashington, D.C. : _bThe National Geographic Society, _c1979.
300			_a1 videocassette (59 min.) : _bsd., col. ; _c1/2 in.
520			_aVast worlds exist beyond the limited range of human vision. A variety of highly specialized cameras and imaging devices show us the world as we have never before seen it.
538			_aVHS.
650		0	_aPhotography _xScientific applications.
999			_c45510 _d45510