| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| The Passenger Car Ventilation System of the Pennsylvania Railroad Company | Hardcover | 978-0-656-15886-7 (0-656-15886-7) | 2019 |
| The Passenger Car Ventilation System of the Pennsylvania Railroad Company | Paperback | 978-1-331-94783-7 (1-331-94783-9) | 2019 |
B. D. · C B · C.D. · Charles B. · Charles D. · Charles Dudley