Blank cover, no address plate, postage stamps, or postal markings. 1 sheet enclosed. Folded, sender's address on both exterior and interior. Inscription mentions that "slightly more than 100 envelope-able cards" are included for a project by Bakhchanyan. 4 cards enclosed. Advertising an EP titled "BIRDSONGS OF THE MESOZOIC", sketch of pterodactly. Different colored recycled card (2 cream, 1 brown, 1 purple). Possibly leftovers after Bakhchanyan used others for his project.