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1698 Thomas Savery patents the first steam engine
1847 Envelope bearing 1st US 10 cent stamps used (still exists today)
1850 Benjamin Lane patents gas mask with a breathing apparatus
1806 Michael Keens exhibits 1st lareg-scale cultivated strawberry
1886 1st NY Tribune printing using 1st commercial linotype machine
1987 2 men became 1st hot-air balloon travelers to cross Atlantic
1643 1st recorded tornado in US (Essex County, Massachusetts)
1865 Great Britain creates world’s 1st speed limit law
1966 Saturn I rocket launched at Cape Kennedy
1869 Corncob pipe, made from small corn kernels, invented
1872 Doughnut cutter patents granted to John Blondel, Thomaston, Maine
1878 An improved corncob pipe patents by Henry Tibbe, Washington, Missouri
1835 Swedish-American inventor John Ericsson files for a patent for his screw propeller design
1836 US patent #1 (after 9,957 unnumbered patents), for locomotive wheels
1995 Space shuttle STS-70 (Discovery 20), launches
1743 1st half-page newspaper ad is published (NY Weekly Journal)
1768 Boston Gazette publishes “Liberty Song”, America’s 1st patriotic song
1931 1st air-conditioned ship (Mariposa) launched
1955 1st electric power generated from atomic energy sold commercially
1847 German astronomer Theodor discovers Comet Brorsen-Metcalf
1878 1st telephone introduced in Hawaii
1793 France passes 1st copyright law
1847 Rotary-type printing press patents received by Richard March Hoe, NYC
1880 1st commercial hydroelectric power plant in the world begins generating electricity in Grand Rapids, Michigan