Vintage Luxor Upper-Egypt Thebes Heliogravure Postcard Book of 12 Series 105

Description

Vintage Luxor Upper-Egypt Thebes Heliogravure Postcard Book of 12 Series 105
Vintage, Pre-owned, discoloration from age
By A. Gaddis & G. Seif
Heliogravure
· A Photochemical process that creates the intaglio surface where the photographic image is etched into a copper plate.
Héliogravure
is the oldest procedure for reproducing photographic images. It was first invented in the early 19th century by Joseph Nicéphore Niepce, of France