What British engine-builder designed the BR1 rotary engine that powered many Sopwith Camel planes during World War I?
(40 points)
written by mental_floss • topics: war block unblock • design block unblock • history block unblock • World War 1 block unblock • World History block unblock
| 91 responses | 0 comments | delete | flag | ask me again later | Link: |




