Authentic 1930 chrome brass swivel art deco desk lamp

Office lamp, or bedside lamp, authentic art deco. the curved arm is in chrome brass, the chrome has a slight patina, imperceptible, at the top of the curved arm, at the height where the lamp is seized to move it. the chrome metal base is peddled with cast iron. The base has a small crack below the push button (see photo). the lamp offers two options for swivelling adjustment. The arm tilts on its base, at the point of attachment on the base, and at the level of the day offal (chrome metal). the electrical assembly is original, with its bakelite socket. The lamp is in working order. except for the small crack reported, the lamp is in a very good general condition; no trace of oxidation, puncture or shock on the chromium. Height 32 cm - base diameter 13.5 cm - length of day offal 10cm - diameter abated day 12 cm.