Paris foundry run by Gustave Mayeur (1837–1891) from the late 1800s until his death. The foundry continued into the early 1900s. Absorbed Battenberg around 1877 [Columbia University]. Allainguillaume succeeds the widow Mayeur in 1892. The company was bought by Saling in 1904 and later sold to the Fonderie Typographique Française in 1921 [Knuf Rare Books].