TY - BOOK TI - Scientific american T2 - 212 SN - 0036 8733 U1 - 500 PY - 1965/// PB - Scientific American, Inc. KW - General Science KW - Science--Popular works | General science--United States--Scientific American N1 - JL-1612 / 17.02.1965; Science; Popular Science; Multidisciplinary; American; Research ER -