Hedley Gordon Jones

The Life & Work of Roger Bacon, an Introduction to the Opus Majus  John Henry Bridges Hedley Gordon Jones Hardback. Legare Street Press, 2023-07-18 ISBN 9781019580110     The Life & Work of Roger Bacon, an Introduction to the Opus Majus  John Henry Bridges Hedley Gordon Jones Paperback. Legare Street Press, 2023-07-18 ISBN 9781021409638     Illustrations of Positivism  John Henry Bridges Hedley Gordon Jones Hardback. Palala Press, 2016-05-18 ISBN 9781357089627     The Life &; Work of Roger Bacon, an Introduction to the Opus Majus  John Henry Bridges Hedley Gordon Jones Hardback. Palala Press, 2015-09-02 ISBN 9781341172373     Illustrations of Positivism; A Selection of Articles from the Positivist Review in Science, Philosophy, Religion, and Politics - Primary Source Edit  John Henry Bridges Hedley Gordon Jones Nabu Press, 2013-10-03 ISBN 9781287846734     Life &; Work of Roger Bacon, an Introduction to the Opus Majus  John Henry Bridges Hedley Gordon Jones Paperback. Nabu Press, 2013-10-02 ISBN 9781289818869