TY - BOOK AU - Blow,Michael TI - Men of science and invention T2 - American heritage junior library AV - T212 .B55 U1 - 609 PY - 1960/// CY - New York PB - American Heritage Pub. Co.; book trade distribution by Golden Press KW - Inventors KW - Local KW - Science KW - History KW - Scientists N1 - Includes bibliographies and index ER -