"An Interview with the Violinist Louis Kaufman", Albert Mell, , 1985: Black-and-white photos (front, back, scroll, label and signature on inside of instrument).
"Nicholas Lupot", , 1972: Black-and-white photos (front, back, side, inside, and label).
- "The Nicolas Lupot violin illustrated here had been in the possession of a French family for over half a century until it was acquired last year by the distinguished American violinist Louis Kaufman, of Los Angeles, California, during a visit to Europe."
- "Nicholas Lupot", The Strad, December, 1972, 1972.
Indicates that the owner is or was also a musician
Certificate: Philippe Dupuy, Paris, October 2, 1968