5004143318
photogravure (process) (300053207) 'distinguished from' photoengraving (process) (300053297);
changeNote
5004143318
photogravure (process) (300053207) 'distinguished from' photoengraving (process) (300053297);
description
photogravure (process) (300053 ...... graving (process) (300053297);
type
relation added
startedAtTime
2016-06-02T15:14:58