This 38,030 pound manganese-bronze propeller was manufactured at Philadelphia Navy Yard and was removed from Battleship Massachusetts during her 1998-1999 drydocking. It is one of four. When turning at 185 revolutions per minute, they propelled th…
1394 - 1460.
His explorations and scientific accomplishments dispelled the legend of the tenebrous sea, beaconed the ocean route to India and opened the gateway of the Atlantic to the American continent.
This monument in his honor ma…
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