An electro-engraving printing process invented in 1854 by Paul Pretsch, which was beginning of a new era in the history of photography and printing, that of photo-engraving, which saw the publication of photographs in printing ink. It followed on from hand engraving methods, being more accurate and cheaper. Preparation of the plate took about six weeks from which 400-500 copies could be taken using a printing press.
View a wide collection of video content on our YouTube channel from past projects to our latest films.
Artist and sitter interviews
Get insights into creating portraiture from BP Portrait Award 2020 artists and their sitters.
Watch our film created to say ‘goodbye’ to the Gallery before we closed for our major transformation project.