In addition to this, you need to know more about it.

Michel BASSOMPIERRE uses the lost wax technique for all his patinated bronzes. They are "originals" according to the Code of Deontology of Art Foundries: limitation of the number of prints to 12 copies, 8 are numbered in Arabic numerals 1/8, 2/8, etc. and 4 are called "Artist's Proofs "numbered in Roman numerals EA I / IV, EA II / IV, etc.