Rex Records was a United StatesâÂÂbased record label owned by the Rex Talking Machine Corporation of Wilmington, Delaware. The company was in business from 1912 through 1919. They issued vertical cut double-sided ten- and 12-inch diameter disc records compatible with the Pathé Records system. They were bought out by Okeh Records. For further details and references see <nowiki>mainspringress.com</nowiki>. That article cites "1918 issues of 'Talking Machine World'" as a specific source for remarks about Rex Records.