Ailargraffiad o hanes sefydlu'r Wladfa Gymreig ym Mhatagonia, a ysgrifennwyd gan R. Bryn Williams ac a gyhoeddwyd gyntaf yn 1965, ynghyd â chyfieithiad Saesneg ac atodiad yn cofnodi'r datblygiadau yn y Wladfa o 1965-99 gan Nan Griffiths, merch yr awdur, a chyfieithiad Sbaeneg gan Lowri W. Williams. 32 ffotograff du-a- gwyn ac 1 map.
A second edition of an account of the Welsh Settlement in Patagonia, written by R. Bryn Williams and first published in 1965, together with an English translation and an appendix recording developments from 1965-99 by Nan Griffiths, the author's daughter, and a Spanish translation by Lowri W. Williams. 32 black-and-white photographs and 1 map.
