How a background was added to a shot from Modern Times using a glass matte painting shot pic.twitter.com/4EddbfTOh8
— Silent Movie GIFs (@silentmoviegifs) January 6, 2017
An eight-storey-high elevator was added to the set in Frank Borzage's 7th Heaven (1927) to get this shot pic.twitter.com/DDe1pgUFbk
— Silent Movie GIFs (@silentmoviegifs) November 20, 2016