Read about George Westinghouse's invention, the train air brake, that revolutionized the safety of trains and train travel. Find out how the air brake worked and why it was such an important invention for the railroads.

Two self-taught Midwestern brothers broke the barrier of the air, succeeding where others with government grants and engineering degrees had failed, and shaping the course of the twentieth century.

A concise biography which describes the highlights of the life of John Glenn. Two photos are included in this site.

When World War I ended in 1918 and the troops came home, folks felt optimistic about the future and eager to get on with their lives. This optimism led to an extraordinary decade that brought major changes in the way citizens traveled by...