Its on of the biggest helicopters in 1952-1955 I just need any information via you, internet, or even blue prints!I highly doubt that blueprints are probably destroyed
if you want a more reliable source try these books: Jim Winchester The World's Worst Aircraft, 2005 (pg. 134-135) Rene J. Francillon McDonnell Douglas Aircraft since 1920: Volume II, 1997 I hope this helps!
On okorder /... Scroll down the page and you'll find that English follows lower on the page. There is alot of info on this page.
It never really took off as it was quickly replaced by the CH-54 Tarhe, but here is what I found…
