| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Logging the Rockies: The Langendorf-Olson Story | Hardcover | 978-0-9625714-8-0 (0-9625714-8-2) | 1992 |
| Logging the Rockies: The Langendorf-Olson Story | Paperback | 978-0-9625714-9-7 (0-9625714-9-0) | 1992 |
Patricia Langen · Patricia Lenaghan · Patrick Langan · Patrick Lemasson · Patrick Lenagham · Patrick Lenaghan · Patrick Lencioni · Patrick Longan · Patrick Longhini