Two pairs of bronze wall lamps

Two pairs of wall lamps in gilded bronze louis XV style rockery motifs with two arms. Made in france around 1900, the sconces are identical but the false candles are not the same, all the sconces have a hole that allows them to hang an additional hole in the lower part, 2 sconces have a notch on the back certainly to let the wire pass see photos. Each wall lamp has a height of 28 cm and width 20cm. For an overall weight of 3, 400kg.