subject – Light
- Chemistry of Combustion and Illumination Edward Livingston Youmans, 1856
- Decomposition of Light: Structure of the Solar Rays Edward Livingston Youmans, 1856
- Diagram of Sunlight in Various Stages Through a Prism Robert Fludd, 1626
- Electrical Light in Rarefied Gas M. Rapine, 1886
- Psychic Lights and Colors Edwin D. Babbitt, 1878