Another curious example of 1950's advertising, in this case a promo for the UNIVAC computer, produced by Remington Rand. This commercial interestingly aired on the CBS Television Network on 5 February 1956, during a light panel show.
You can stream Fifties Advertising: UNIVAC Computer Commercial (5 February 1956) (Ad 2 of 2) (1956) free and legally on OldReel, via the Internet Archive.
Yes — it is in the public domain and can be watched and shared freely.