Newsletter No 23 Released

In case any members have not received email notification of its release, our Newsletter No 23 was released to the membership on 7th December 2023.  It may be downloaded from the link on our Newsletter page.

Filling 25 pages, it contains our usual updates on ASTT’s membership and activities, plus three articles of interest:

  • Derivation of the Locomotive Energy Balance – Part 3, by Martin Johnson,
  • Caprotti on PLM in France, by Graham Shirley and
  • A short note about Nigel Harris and Richard Bowker’s Green Signals podcast, by Chris Newman.

If you have not received a copy of this Newsletter, please let us know by writing to

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