Coal Shippers Trimming Committee 1904-1912; agenda book of joint meeting, trimming revision (blank) 1904-1926; notice of Newport Trimming Tariff 1908; minute book of Cardiff, Penarth and Barry Trimming Board (signatories of the Trimming Tariff) 28 Aug 1913-8 Apr 1915; printed tariff for dock, pilots, boatmen and riggers of Cardiff, Penarth and Barry 10 Dec 1921; minutes of a court of investigation into differences regarding the National Coal Trimming Tariff 5-20 Oct 1926
[Former reference: DCOMC/8/1-3]