Gosodaethau a rheolau Cymdeithas y Gwyneddigion
Subtitle: a sefydlwyd yn Llundain, B.A. 1771.
Series: Eighteenth century -- reel 2105, no. 4.
Publisher: Argraphwyd gan J. Jones, Chapel-Street, Soho
Published: 1799
Place of publication: [Llundain]
Language: wel
Format: Microform
Notes: The recto of the final leaf contains the text of the song customarily sung to welcome new members.

Microfilm. Woodbridge, CT Research Publications, Inc., 1986. 1 reel ; 35mm. (The Eighteenth Century ; reel 2105, no. 4).