J. P. · J. Poulsen · John P. · John R. Poulsen
Bane b²ger · Various small imprints
| title | ISBN-13 | year of publication |
|---|---|---|
| ARIVACA: Guardians of the Light | 978-0-692-27243-5 | 2014 |
| Byens baner: Jernbanen i K²benhavn i 150 år | 978-87-88632-67-5 | 1997 |
| Københavns banegårde. Kobenhavn H. 1. december 1911-1986. | 978-87-88632-14-9 | 1986 |
| Københavns S-bane 1934-1984 | 978-87-88632-01-9 | 1984 |