http://tv.yahoo.com/daytime/video/early-show-ellen-regis-and-kelly/22208433/
This is from a 1920's Charlie Chaplin film and it shows a lady who appears to be talking on a cell phone.
Thoughts?
My initial thought is....wouldn't you need a cell phone tower to talk on a cell phone?
Photo from a text link (http://www.nydailynews.com/news/world/2010/10/28/2010-10-28_time_traveler_caught_on_film_in_1928_filmmaker_claims_find_in_charlie_chaplins_t.html):