Vintage on sale 1920's Celluloid Naughty Lady Pocket/Purse Mirror

Fun line drawing of a flapper seems innocent until you flip it upside down,then a risque optical illusion on sale appears. Top is celluloid,metal rim, mirror back.There is wear to front[possible from wear it was handled] Mirror is discolored around the edge with some hazing and black spots. Good Vintage [used] condition for age and use. Approximately 2 1/6" diameter. Please look closely at pictures and message me with any questions. Thank you for looking