In addition to funding the construction of the output mechanism for the Science Museum's Difference Engine No. 2, Nathan Myhrvold commissioned the construction of a second complete Difference Engine No. 2, which was on exhibit at the Computer History Museum in Mountain View, California from 10 May 2008 until 31 January 2016.
Pe lângă finanțarea construcției mecanismului de ieșire pentru Difference Engine No. 2 de la Muzeul Științific, Nathan Myhrvold a comandat construcția unei al doilea exemplar, care a devenit exponat al Muzeului de Istorie a Calculatoarelor din Mountain View, California începând cu 10 mai 2008.