Model of the epicyclic gear is stored in the Musée des arts et métiers du Conservatoire national des arts et métiers (Paris, France), CNAM № 12440-0000.
Calculating machine with continuous movement / After: The complete works of P. L. Tchebyshev. Vol. IV. Theory of mechanisms. — Moscow-Leningrad: AS USSR. 1948. P. 158–160. (Russian)
V. G. von Bool. Tchebyshev's arithmometer // Izvestiya of the Imperial Society of Devotees of Natural Sciences, Anthropology, and Ethnography, affiliated with the Imperial Moscow University. XCI, iss. 1. Proceedings of the physics department of the society of devotees of natural sciences. 1894. Vol. 7, iss. 1. P. 12–22. (Russian)
V. G. von Bool. Tchebyshev's arithmometer // Vestnik of experimental physics and elementary mathematics. 1895. Semester XVIII, №. 205, P. 5–10; №. 207, P. 52–56; №. 210, P. 134–141. (Russian)
Arithmometer. Second model with the multiplying attachment.
Letter of the 14th June 1883 from the director of the Conservatoire National des Arts et Métiers (National Conservatory of Arts and Crafts) to P. L. Tchebyshev (about the donation of the second model of the arithmometer and epicyclic gear mechanism; In French; Archive of the RAS, fonds 505, opis 1, № 107).
Letter of V. G. von Bool to P. L. Tchebyshev (about an article on the second model of the arithmometer; Archive of the RAS, fonds 505, opis 1, № 56). (Russian)