Hanes Menywod Cymru 1920-60 - yn eu Geiriau eu Hunain Yn eu Geiriau eu Hunain Stevens Catrin Heftet / 2019 / Walisisk
Cyfres Cip ar Gymru/Wonder Wales: Santes Dwynwen/Saint Dwynwen Stevens Catrin Heftet / 2005 / Engelsk
Cyfres Cip ar Gymru / Wonder Wales: Hywel Dda / Hywel the Good Stevens Catrin Heftet / 2004 / Engelsk
Voices From the Factory Floor The Experiences of Women who Worked in the Manufacturing Industries in Wales, 1945-75 Stevens Catrin Heftet / 2017 / Engelsk
Cyfres Cip ar Gymru / Wonder Wales Series: Terfysg Beca / The Rebecca Riots Stevens Catrin Heftet / 2006 / Engelsk
Hanes Atgas: Y Tuduriaid Trafferthus a'r Stiwartiaid Syrffedus Stevens Catrin Heftet / 2012 / Walisisk
Setting The Record Straight Capturing the Voices of Women in Welsh Politics Sullivan Kate Heftet / 2024 / Engelsk
Henry Morton Stanley - Y Cyfandir Tywyll - Y Cymro a Ddarganfu Livingstone Y Cymro a Ddarganfu Livingstone ac a'i Collodd ei Hun Huws Howard Heftet / 2020 / Walisisk
