Kirby, R. S. (1939). Inventors and engineers of old New Haven: A series of six lectures given in 1938 under the auspices of the School of engineering, Yale university. New Haven, Conn.: New Haven colony historical society.

Kirby, Richard Shelton. Inventors and Engineers of Old New Haven: A Series of Six Lectures Given in 1938 Under the Auspices of the School of Engineering, Yale University. New Haven, Conn.: New Haven colony historical society, 1939.

Kirby, Richard Shelton. Inventors and Engineers of Old New Haven: A Series of Six Lectures Given in 1938 Under the Auspices of the School of Engineering, Yale University. New Haven, Conn.: New Haven colony historical society, 1939.