Labels:box | clock | earth | fence | map | road | sidewalk | sky OCR: THE STEAM AGE 1851-1940 1930 1937 WINDOW JET ENGINE WINDER Frank H.M 1932 Whittle 1938 Hobson ELECTRIC BREATH TESTER GUITAR R.N. Harger Adolphus Rickenbacker 1930 1931 1932 1933 1934 193 1936 1937 1939 1939 1940 1935 1939 RADAR HELICOPTER Robert gor Sikorsky atson- 1931 War 1937 METAL RADIO DETECTOR TEL ESCOPF Fisher Grote Reber 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 FNGINE Igor DETEC TELESCOPE Gerhard Ginbuy
(.png)
(Dorling Kindersley).iso/timeline/tt150m.dib/tt150m.png)