000 00420nam a2200145Ia 4500
008 220407s9999 xx 000 0 und d
040 _cATVERC
050 _aT 9 .S35 1977 V.21
245 4 _aThe illustrated science and invention encyclopedia vol 21
260 _aNew York
_bH.S. Stuttman Co., Inc.
_c1977
300 _a136 p. : ill. ; 25 cm.
_c25 cm
500 _aIncludes index
650 _aScience
999 _c17265
_d17265