from memory the Bristol has a hand winding 25-661 movement from the I want to say 70's
the vortex revue like I think 1950's did do a thread on it in the vintage forum think has a hand winding 771 movement
a very early thompson revue fore runnerwill look for link
**** Vortex Revue a early Revue Thommen ****
just popped the back and it has the 350 movement![]()