No, you didn't dream it. 44-85784 was so modified while being operated as an ETB-17G at Wright Field beginning in April 1949. Two pods were mounted, one on each wing tip. The pods were fitted for a crewmember. The best information I could find was that it may have been testing the feasibility of such a cockpit for a nuclear powered airplane, with the pilot flying the airplane from the wingtip. Reportedly anyone riding in the pod became airsick quickly.
Another take, from the October 2009 B-17 update at
http://www.aerovintage.com/b17news9.htm with this photo:
I would be sorely remiss if I did not mention the article in the October 2009 issue of FlyPast magazine that covers a bit of the history of B-17G 44-85784 (G-BEDF), better known as Sally B. The article by Herr Webmaster covers the airplane in USAF service when it was assigned to the GE Flight Test Center for the development of a new radar unit. At that time the B-17 had some unusual wing tip pods. This led to an interesting email exchange with Lars Kambeck of Hanover, Germany, who tells me of a wartime German aircraft designer named Richard Vogt who did pioneering work for the Luftwaffe for the Blohm & Voss Aircraft, and in particular its P163 design. Though never built, the P163 featured wing tip cockpits. Part of the reason for the unusual arrangement, as per an interview with Vogt, was that the Germans were trying to figure out how to use more steel in airplane construction as aluminum was getting harder to procure as the war went along. Apparently the structure needed for the wing tip pods lent itself to using steel. There were other advantages, one of which was the reduction of wake turbulence from the wing tips and its associated drag; kind of like a precursor of winglets. The interesting thing is that Vogt went to Wright-Patterson AFB after the war and continued his research in different areas. It seems but a short step to think that the unusual wing-tip pods on 44-85784 are associated with Vogt's work for the USAFThe pods may have stayed on the airplane after that test program was completed, and may have been used to mount electronic equipment as the apparent radome in the photo above would suggest.
And, here is a wikipedia article on Richard Vogt:
https://en.wikipedia.org/wiki/Richard_Vogt_(aircraft_designer)
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Scott Thompson
Aero Vintage Books
http://www.aerovintage.comWIX Subscriber Since July 2017