noun the process of photographic engraving.
2. heliogravure ·add. ·noun a plate or picture made by the process of heliogravure.
HELIOGRAVURE
Meaning of HELIOGRAVURE in English
Webster English vocab. Английский словарь Webster. 2012
noun the process of photographic engraving.
2. heliogravure ·add. ·noun a plate or picture made by the process of heliogravure.
Webster English vocab. Английский словарь Webster. 2012