Cover ornamented with rubber stamps in red ink: diagram of mouth-to-mouth resuscitation, rectangle design with arrows. Rubber stamp in black ink: sender's return address for "AEROSOL". Large circular adhesive sticker seals across envelope flap on reverse, bars of color corresponding to Italian flag, advertising an exhibition for (Guglielmo Achille) Cavellini at the "PALAZZO DUCALE" (Doge's Palace) in Venice. Speculative death date of 1914-2014 implies he lives for exactly 100 years (common mail art trope, see Folder: 598). A4 sheet enclosed. Advertising new address for the publication AEROSOL (see Folder: 903-5) and Metallic Avau/Violetta Wynants.