1891-01-03: EXCAVATING AND PIPE LAYING APPARATUS IN USE ON THE BROOKLYN AQUEDUCT1891-01-10: THE MALLECO VIADUCT COLLIPULLI CHILI - ARCHES AT NORTH END MALLE CO VIADUCT CHILI1891-01-17: Explosion of a Locomotive on the New York, New Haven & Hartford Railroad1891-01-24: Inclined Railroad To the Summit of Pike's Peak1891-01-31: Progress of Work on the Nicaragua Canal.1891-02-07: Compound Engines of the Fall River Steamer Puritan- 7,600 Horse Power1891-02-14: A Petroleum Motor Tricyce To Run Forty Miles with One Gallon of Oil.1891-02-21: The United States Life Saving Service1891-02-28: Manufacture of Heavy Guns for United States Navy1891-03-07: New Fire Boat for New York City - the New Yorker1891-03-14: Manufacture of Heavy Ordnance At the Washington Navy Yard1891-03-21: The New Steel Floating Derriok At the Brooklyn Navy Yard1891-03-28: The Boynton Unicycle And Single-Rail Track Railroad for High Speed Traffic1891-04-04: Celebration of the Beginning of the Second Century of the American Patent System1891-04-11: 4/11/1891;The New "Ghost" Express Train Between New York Boston1891-04-18: Centennial Celebration of the Establishment of the United States Patent System1891-04-25: The New Line of Battle Ships for the U.s. Navy. the Ship At Sea1891-05-02: The Manufacture of Bicycles - Works of the Overmam Wheel Co
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1891-03-14: Manufacture of Heavy Ordnance At the Washington Navy Yard