Cofiant ac ychydig o bregethau y diweddar barch. Thomas John, Cilgeran
By: gan y parch. B.D. Thomas, Woodstock
Publisher: D.H. Jones
Published: 1863
Place of publication: Dolgellau
Language: wel
Number of pages: 119
Notes: Inscription on t.p.: Mr. Roberts, March 31/'63.

Dict. of Welsh biog., p. 441.