Antique table lamp, Art Nouveau, brass and opaline glass

A very beautiful table lamp from the Art Nouveau period with an opaline glass shade; both the arm and the shade are movable and can be adjusted. The lamp is supplied with a bulb. Apart from the cable, everything is still original (including the porcelain socket) and in working order.
Condition: Good condition, with signs of wear due to age but no damage
Dimensions: Height up to 52 cm, depth up to 45 cm, width (base) 21 cm