- NLW MS 21917A.
- 1855 /
Part of Reverend Thomas Lewis MSS,
Dyddiadur Methodistaidd ... 1855, belonging to the Rev. Thomas Lewis, containing a note of preaching and other engagements, with texts of sermons preached, a sermon (ff. 50 verso - inside back cover, inverted text ) and a pledge of total abstinence signed by Thomas Lewis and others (inside front cover).