TY - BOOK CN - T19 CN - T19 CY - Philadelphia, DA - [1949] ET - [1st ed.] ID - 16153 KW - Industrial arts PB - J. C. Winston Co. PP - Philadelphia, PY - [1949] T1 - The Modern wonder book of knowledge;the thrilling stories of twentieth-century industry, science, nature, transportation, communication and other marvels of the world. TI - The Modern wonder book of knowledge;the thrilling stories of twentieth-century industry, science, nature, transportation, communication and other marvels of the world. ER -