Antique Cobalt "Poison" Pharmacy Bottles

Set of 4 antique English cobalt glass pharmacy "poison" bottles from circa 1880. These distinctive bottles, with their deep cobalt hue and ribbed texture, were designed to signal caution. Intended topical use, not for ingestion, their tactile ribbing served as a reminder. Each is marked "not to be taken", underscoring intended use. Dimensions range from largest at 2"L x 1.25"W x 5.25"H to smallest at 1.5"Dia x 3.75"H.