Item no. P2679 (cover)

Type: cover

Country: Poland

Date of use: 21 June 1984

Cover of a registered letter with stamped advertising meter used by the Polish Optical Works (POLSKIE ZAKŁADY OPTYCZNE) in Warsaw (Warszawa, Poland), manufacturer of binoculars, microscopes, photographic enlargers (“Krokus”), cameras (e.g. “Start”, “Fenix”, “Alfa”) and various optical instruments and devices.