View Single Post
Old 02-14-2019, 09:10 AM   #2
Site Admin
Join Date: Nov 2008
Posts: 1,064

It's not common but certainly not unusual. It's hard to identify, particularly since the 6 bolt hole hub eliminates many of the early (WW1 era) engines. Even at 11 feet it's still a little smaller than most of the airship propellers.
Dbahnson is offline   Reply With Quote