- E-bookPassages from the Life of a PhilosopherCharles Babbage
- E-bookOn the Principles and Development of the Calculator and Other Seminal WritingsCharles Babbage
- E-bookReflections on the Decline of Science in England, and on Some of Its CausesCharles Babbage
- E-bookPassages from the Life of a PhilosopherCharles Babbage
- E-bookOn The Economy Of Machinery And ManufacturesCharles Babbage
- E-bookReflections on the Decline of Science in EnglandCharles Babbage
- E-bookReflections on the Decline of Science in England, and on Some of Its CausesCharles Babbage
- E-bookReflections on the Decline of Science in England, and on Some of Its CausesCharles Babbage
- E-bookReflections on the Decline of Science in EnglandCharles Babbage
- E-bookSui fastidi della musica di strada (Tradotto)Charles Babbage
- E-bookOn the Economy of Machinery and ManufacturesCharles Babbage