Do not read until April 1st!
This plane was the prototype for the Vickers "Bi-Slab". A "lost motion device" connected the Captain's yoke to the larger stab, the Co-pilot got the lesser. In case af a disagreement over whether to go up, or down, a "mechanical fuse" separated the two, and the plane went where the Captain pointed it. The Vickers Viscount had only one stab. A banjo song written about the Viscount by a friend of mine, now flown West, was titled "Redcoats' Revenge". I have forgotten the words, but not the movie. Young and old alike lost their hearing flying Viscounts. The loss was permanent and exacerbated by subsequently flying the "Caravelle".
The "dry chemical" toilets on board are another story wherein sensory acuteness suffered......
dg