Labels:box | clock | earth | fence | hakham | map | road | sidewalk | sky | windowpane OCR: THE STEAM AGE 1851-1940 1861 1879 PNEUMATIC MICROPHONE DRILI Alexander Germain 1981 Bell 1876 Sommelier SINGLE-LENS TEL EPHONE REFLEX CAMERA Alexander Bell Thomas Sutton 1860 1862 1864 1866 1868 1870 1872 1874 1876 1875 1876 LOUI DSPEAKER EGG BEATER Alexander Bell Dover Stamping Company 1861 1875 CHAIN HOIST CAN OPENER Clement Street J.A. Wilson Antiquity The Birth The Industria The The 7000 BC of Science Revolution Steam Age Silicon Age AD 1250 1251 1700 1701 1850 1851 1940 1941 1984 Sommlicr 9981 LOUDSPEAKER Ginbuy Jndustrial