In order to ensure enough time to typeset and layout the New Chinnor Pump, we'd prefer to get any contributions and submissions in as soon as possible. Please send your submission before the penultimate Wednesday of the month. Here's a calendar for easy reference:

 MONTH        DEADLINE DATE      
 December 2025  19th November 2025
 January 2026  24th December 2025
 February  21st January
 March  18th February
 April   18th March
 May  22nd April
 June  20th May
 July  24th June
 August  22nd July
 September  19th August
 October  23rd September
 November  21st October
 December  18th November
 January 2027  23rd December