| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Bar-20: A Hopalong Cassidy Novel | Audio CD | 978-1-62406-203-2 | 2013 | |
| Bar-20: A Hopalong Cassidy Novel | Paperback | 978-0-7653-5737-3 | 2006 | |
| Bar-20: A Hopalong Cassidy Novel | " | 978-0-8125-2290-7 | 1992 | |
| Bar-20 Days | " | 978-1-4538-7941-2 | 2011 | |
| Bar-20 Days | " | 978-0-7653-5942-1 | 2007 | |
| Bar-20 Days | Hardcover | 978-1-4218-0917-5 | 2006 | |
| Bar-20 Days | " | 978-1-4219-0340-8 | 2005 | |
| Bar-20 Days | Paperback | 978-1-4219-0341-5 | 2005 | |
| Bar-20 Days | " | 978-1-59540-617-0 | 2004 | |
| Bar-20 Three | " | 978-0-7653-5940-7 | 2007 | |
| Black Buttes | " | 978-0-7661-9513-4 | 2005 | |
| Bring Me His Ears | " | 978-1-4179-2409-7 | 2004 | |
| Buck Peters, Ranchman | " | 978-0-8125-2499-4 | 1993 | |
| Graphic Classics Volume 20: Western Classics | " | 978-0-9787919-9-5 | 2011 | Zane Grey · Robert E. Howard · Bret Harte · Willa Cather · John G. Neihardt · Gertrude Atherton · Trina Robbins |
| Hopalong Cassidy | Taschenbuch | 978-1-4590-8215-1 | 2009 | |
| Hopalong Cassidy | Paperback | 978-0-7653-5738-0 | 2006 | |
| Hopalong Cassidy | " | 978-0-8125-2242-6 | 1992 | |
| Hopalong Cassidy and Bar-20 Days: Two Complete Hopalong Cassidy Novels | " | 978-0-7653-7777-7 | 2014 | |
| Hopalong Cassidy's Protege | Hardcover | 978-0-88411-219-8 | 1974 | |
| Hopalong Cassidy's Rustler Round-up | Paperback | 978-1-4219-0435-1 | 2005 | |
| Hopalong Cassidy's Rustler Round-up: Bar-20 | Hardcover | 978-1-4219-0434-4 | 2005 | |
| Johnny Nelson | Paperback | 978-0-8125-6766-3 | 1997 | |
| Tex | " | 978-0-7927-1330-2 | 1992 | |
| Tex | Hardcover | 978-0-7927-1331-9 | 1992 | |
| Tex: A Hopalong Cassidy Novel | Paperback | 978-1-4344-8958-6 | 2007 | |
| The Bar-20 Three | " | 978-0-7653-5791-5 | 2006 | |
| The Bar 20 Three | " | 978-1-4179-4214-5 | 2004 | |
| The Bar-20 Three and Tex: Two Complete Hopalong Cassidy Novels | " | 978-0-7653-7779-1 | 2015 | |
| The Coming of Cassidy | " | 978-0-7653-5941-4 | 2007 | |
| The Coming of Cassidy | " | 978-0-8125-2291-4 | 1993 | |
| The Coming of Cassidy and Bar-20: Two Complete Hopalong Cassidy Novels | " | 978-0-7653-7772-2 | 2014 | |
| The Man From Bar-20 | " | 978-0-8125-5050-4 | 1995 | |
| The Man From Bar-20 and Johnny Nelson: Two Complete Hopalong Cassidy Novels | " | 978-0-7653-7778-4 | 2014 | |
| The Original Clarence E. Mulford: Hopalong Cassidy Book 1 | " | 978-0-692-48924-6 | 2015 | |
| The Orphan | " | 978-0-548-39513-4 | 2007 | |
| The Round-Up | Hardcover | 978-0-88411-210-5 | 1973 | |
| Wild Western Days: The Coming of Cassidy, Bar-20, Hopalong Cassidy | " | 978-0-7653-2307-1 | 2010 | |
C.M. · C. Mulford · Clarence E. · Clarence Edward Mulford · E.M.
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