Letters into Words by Michael Harvey | William Clowes & Co, 1973

Letters into Words Carved Lettering and Calligraphy by Contemporary Artists | The Gallery, Cork Street, 1993

Carving Letters in Stone & Wood by Michael Harvey introduction by Hugh Casson | The Bodley Head, 1987

Creative Lettering Today by Michael Harvey | Published by A & C Black, 1996

Modern Scribes and Lettering Artists | Trefoil Publications, 1990

The Visible Word. Problems of Legibility by Herbert Spencer | Lund Humphries, second revised edition 1969

Letter Forms. Typographic and Scriptorial. Two Essays on their classification, history and bibliography by Stanley Morison | Nattali & Maurice, London, 1968

Lettering as Drawing. The Moving Line by Nicolete Gray | Oxford University Press, 1970

The Landscape Alphabet – Letter Shapes as Attractive Vignettes | Michael Twyman, 1987