Two small limited edition enameled boxes made by Halcyon Days in Bilston, England, featuring the classic pop art of Andy Warhol: one entitled 'Red Elvis,' measuring 2 x 2 x 1, numbered 71/500, featuring Warhol's 1962 portrait of Elvis Presley; and one entitled 'Shot Blue Marilyn,' measuring 2 x 2 x 1, numbered 299/500, featuring his classic 1964 portrait of Marilyn Monroe. In overall fine condition. Accompanied by the original boxes and certificates of authenticity.