Assertion: arc lamp | /r/HasProperty | replaced in film studios
Facets:
value: with other types of lights.[citation
type: OTHER
Source sentences:
text: By the dawn of the "talkies", arc lamps had been replaced in film studios with other types of lights.[citation needed]
text: By the dawn of the "talkies", arc lamps had been replaced in film studios with other types of lights.[citation needed]