TY - BOOK AU - Pollard,Michael TI - The light bulb and how it changed the world SN - 0816031452 AV - TK4351 .P65 1995 U1 - 621.3/09 20 PY - 1995/// CY - New York PB - Facts on File KW - Light bulbs KW - Juvenile literature KW - Social aspects KW - Electricity KW - Inventions N1 - Includes bibliographical references (p. 46) and index ER -