Loys Delteil / Loys Henri Delteil

Loys Henri Delteil also known as Leo Delteil was a French engraver, dealer, publisher, art historian and compiler of 19th-century graphics catalogs.

Featured image: Loys Delteil - Le Peintre Graveur Illustre Pisarro, Sisley, Renior, Gericault, 1923. Book, 12 1/2 × 10 in, 31.8 × 25.4 cm. Photo courtesy ArtWise