TY - BOOK AU - O'Brien,John AU - Frith,Margaret TI - Who was Thomas Alva Edison ? / U1 - 926 PY - 2005/// CY - New York, NY PB - Penguin, KW - Biographies and genealogy KW - INVENTORS KW - ENGINEERS KW - BIOGRAPHIES KW - USA N1 - Children UR - \\munm2l2sv\cover$\ir4530.jpg ER -