Llyfr lliwio Jac y Jwc a'i ffrindiau
By: lluniau gan Jac Jones ; seiliwyd ar gymeriadau Mary Vaughan Jones a rhai darluniau gan Rowena Wyn Jones.
Contributors: Jones, Mary Vaughan, 1918-1983.; Jones, Rowena Wyn.
Publisher: Cymdeithas Lyfrau Ceredigion
Published: 1995
Place of publication: Aberystwyth
Language: wel
Number of pages: 22
Subjects: Coloring books.; Welsh language -- Readers.
Notes: Seiliwyd ar gymeriadau Mary Vaughan Jones a rhai darluniau gan Rowena Wyn Jones = Based on the characters by Mary Vaughan Jones and some illustrations by Rowena Wyn Jones.