A portrait of Alexander von Humboldt from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

A portrait of Alexander von Humboldt from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

A portrait of Alexander von Humboldt from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

A portrait of Alexander von Humboldt from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

A portrait of Alexander von Humboldt from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

A portrait of Alexander von Humboldt from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.

An portrait of Alexander T. Brown the inventor of the Smith Premier typewriter.

Look back in time at some of the people who invented the first technologies for communicating across time and distance that form the foundations of today's information society.

The National Archives and Records Administration (NARA) provides biographies of all 55 delegates to the Constitutional Convention.

A contemporary account by Alexander Campbell, a Canadian soldier of the "Rebellion of 1885" in which the Metis tribe revolted against the Canadian government.

Biography of Nobel Prize winner, Alexander Solzhenitsyn.

Transcript of a televised documentary about Lewis and Clark explains why Alexander Mackenzie's Voyages from Montreal served as a catalyst for their cross-continental expedition.

High relief sculpture of Alexander the Great on Bucephalas.

Alexander Graham Bell Photo Courtesy www.sciencetech.technomuses.ca

Illustrated dictionary entry for Alexander the Great provides a brief account of his life.

An image of Alexander Calder.

An image of Alexander Calder.

An image of Alexander Calder.

An image of Alexander Hamilton.

An image of Alexander Hamilton.

Alexander the Great

(1757-1804) Alexander Hamilton became captain of artillery at the beginning of the Revolution and was appointed a member of Washington's staff. Hamilton also published "The Federalist."

Alexander Hamilton, mover of the first tariff.-E. Benjamin Andrews, 1895

Alexander Hamilton, the first Secretary of the Treasury.