USNM Curators Annual Reports - Technological Collections, 1890 - 1891

Can you imagine what it would be like to have your father's invention on display at the Smithsonian? This was the year Mary Henry deposited the original electro-magnetic engine designed by her father in 1831. Fifteen years after designing this remarkable device, Dr. Joseph Henry became the Institution's first Secretary. Help us transcribe this annual report from curator J. Elfreth Watkins and learn more about the work his Section did to grow and care for the Technological Collections.