Antique 1920s Faceted Cobalt Medicine Bottle with Clear Glass Stopper

Rarely found antique medicine bottle that has it's original glass stopper, this one in cobalt or "poison blue, as this color was often used as a warning of a particularly dubious substance inside. This flattened octagonal faceted bottle in deep pressed cobalt blue has some wonderful bubbles and manufacturing flaws, and very minor signs of it's age but is in excellent condition. Measurements in photos