**Alan M. Turing
Transcribed by Robert S. Thau**

- Transcriber's preface
- [Author's] Preface
- General Remarks on Electronic Computers
- Scales of notation
- The Forms of Storage Used
- Description of the Reduced Machine
- Examples of programmes on the reduced machine.
- The multiplier and the double length accumulator
- The logical operations
- The B-tube.
- Miscellaneous special functions
- The magnetic wheel
- The input and output mechanisms
- The console
- Starting the machine
- Conventions
- Programming Principles
- Programming hints
- Manoevring space
- Do programming directly in teleprint code
- Counting procedure
- Discrimination by control transfer
- The B-tube as shunting station
- Omission of counting
- Alternative entry
- Changing sign in the accumulator
- Twenty-digit numbers
- Clearing the accumulator
- Electronic space economy measures
- Wholesale reciprocals
- Tchebysheff polynomials

- The official account of a routine
- Tapes
- Checking procedures
- Brief reminders
- Appendix -- The Pilot Machine

(Manchester Computer Mark I) - Figures
- About this document ...

Robert S. Thau 2000-02-13