A. R. · Alex Rübel · Alois Riffel · Aloys Ruppel
FLYING MACHINES PRESS · Kimber · Osprey Publishing
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| No 56 Sqn RAF/RFC | 978-1-84603-428-2 (1-84603-428-0) | 2009 |
| Victoria Cross WW I: WWI Airmen and Their Aircraft | 978-1-891268-00-7 (1-891268-00-7) | 1997 |
| Vivid Air: Gerald and Michael Constable-Maxwell, Fighter Pilots in Both World Wars | 978-0-7183-0385-3 (0-7183-0385-7) | 1978 |