Chrome patina triptych mirror, early 20th century

Triptych mirror with chrome-plated metal edges and canvas back. French work, early 20th century. Remarkable patina. Note a welding fault without affecting the balance of the mirror (see arrowed photo and zoom). The total width of the mirror when unfolded is 68 cm. The total height of the mirror (including the attachment chain) is 37 cm. The height of the mirror without the chain is 29.5 cm. The dimensions provided in the description of the advertisement are those of the folded mirror.