Editorial Atlántida was created in 1918.
Editorial Humor was created in 1990.
Editorial Bruguera was created in 1910.
Editorial Ivrea was created in 1997.
Editorial Losada was created in 1938.
Unidad Editorial was created in 2007.
Norma Editorial was created in 1977.
Análise Editorial was created in 2005.
Organizacion Editorial Mexicana was created in 1976.
The Journal Editorial Report was created in 2004.
Association of American Editorial Cartoonists was created in 1957.
Association of Canadian Editorial Cartoonists was created in 1988.
This was editorial mistake. Who is editorial chief there?