Traethawd ar wyrthiau
Subtitle: yn darlunio pa beth ydynt, eu dyben, y pryd eu cyflawnir, a'u safonolrwydd i brofi dwyfoldeb crefydd
By: gan John Davis
Publisher: Argraffwyd ac ar werth gan J. Davis
Published: 1851
Place of publication: Merthyr-Tydfil
Language: wel
Number of pages: 12
Subjects: Miracles; Doctrines; Church of Jesus Christ of Latter-day Saints
Notes: Cover title.

Signed at end: J. Davis, Merthyr, Mai 5, 1851.

Flake, C.J.  Mormon bib. 2709

Dennis, R.D.  Welsh Mormon writings, 55