There seems to be an uptick in Political comments in recent months. Those of us who are long time members of the site know that Political and Religious content has been banned for years. Nothing has changed. Please leave all political and religious comments out of the forums.

If you recently joined the forums you were not presented with this restriction in the terms of service. This was due to a conversion error when we went from vBulletin to Xenforo. We have updated our terms of service to reflect these corrections.

Please note any post refering to a politician will be considered political even if it is intended to be humor. Our experience is these topics have a way of dividing the forums and causing deep resentment among members. It is a poison to the community. We appreciate compliance with the rules.

The Staff of SOH
Server side Maintenance is done. We still have an update to the forum software to run but that one will have to wait for a better time.

Porokhovschikov-2 Bicoque 2024-04-30

No permission to download

Thread starter kdriver
Start date Apr 30, 2024

Overview History Discussion

kdriver

Library Staff

Staff member

Apr 30, 2024

kdriver submitted a new resource:

Porokhovschikov-2 Bicoque - Porokhovschikov-2 Bicoque

CFS2 Porokhovschikov-2 Bi-Cocque, 1914

Two-seater, dual-control twin-tail reconnaissance sesquiplane - the first twin-boom aircraft in history - built by Alexander A. Porokhovschikov in 1914. It was the basis for all subsequent twin-tail designs. Its simple, folding construction featured innovative fabric-covered tail booms, offering less air resistance than the lattice-structured tails of the time. It could be disassembled into a 12x6x6 ft box in 5 minutes by 2 people. Loading capacity was...