Double lift small-time film "The Wonder of Magic", Dai Vernon said that he "may be the creator" of the double turnover, but wasn't certain. Double lift A double lift is a sleight of hand maneuver used by magicians in card magic. It is a method by which the identity of the top card may be kept secret by lifting the top two cards as one, making it seem as if only the top card is picked up. Similar techniques may be applied to more than two cards to perform a triple or even quadruple lift. The term was coined by Theo Annemann.
Owned-and-operated television stations in the United States opened up a new spectrum of frequencies on the UHF dial (channels 14–83) for terrestrial television. As an incentive for companies to operate UHF stations, the FCC relaxed the ownership limit for a given entity from five to seven stations, provided that no more than five were on the VHF dial. With this opportunity to expand its roster of O&Os, NBC bought WBUF-TV (channel 17) in Buffalo in 1955 and WKNB-TV (channel 30) in New Britain, Connecticut (near Hartford) in 1957, and changed WKNB's call letters to WNBC-TV (the present-day WNBC in New York City used the WRCA-TV callsign from