Área de identidad
Tipo de entidad
Entidad colectiva
Forma autorizada del nombre
Underwood & Underwood, publishers
Forma(s) paralela(s) de nombre
Forma(s) normalizada del nombre, de acuerdo a otras reglas
Otra(s) forma(s) de nombre
Identificadores para instituciones
Área de descripción
Fechas de existencia
1881 - 1920
Historia
In 1920 stereograph production was discontinued and Underwood & Underwood sold its stereographic stock and rights to the Keystone View Company. The Keystone republished images included a V prefix for Underwood source. An example would indicate K24056 as Keystone numbered and the same images V24056 as Underwood and Keystone dual copyrighted.