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[–] chags 0 points 2 points (+2|-0) ago 

Do you have some link or the story behind this? It looks interesting.

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[–] Caboose_Calloway [S] 0 points 3 points (+3|-0) ago 

This is the Stipa-Caproni built in Italy in 1932. It was the first ducted fan to fly and provided many insights to jet airplane design. It was very efficient and stable even at low speeds.

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[–] chags 0 points 2 points (+2|-0) ago 

Great. Thanks for sharing.

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[–] I_like_paint 0 points 1 points (+1|-0) ago 

The balls on the pilot.

[–] [deleted] 0 points 1 points (+1|-0) ago 

[Deleted]

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[–] Caboose_Calloway [S] 0 points 0 points (+0|-0) ago 

True. This is the grandfather of the ducted fan as we know it today.

[–] [deleted] 0 points 1 points (+1|-0) ago 

[Deleted]