. . . "The discovery of America by Christopher Columbus"@en . "The discovery of America by Christopher Columbus" . . . . . . "Discovery of america by christopher columbus" . . . . . . "This 1892 volume contains a chronological and historical exposition of the various scientific theories and philosophical speculations that constituted the groundwork behind Columbus's discovery of America."@en . . "America" . . "America." . "Discoveries in geography." . .