Printed invitation, 6 x 6 closed, opens to 12 x 6, for a private viewing of Linda McCartney's Sixties portrait exhibit, held at The Royal Photographic Society in Bath, England, on October 9, 1992. Signed on the front cover in blue ballpoint by Paul McCartney and in black ballpoint by Linda McCartney. Matted to an overall size of 14 x 8.75. In very good condition, with a noticeable bisecting vertical crease to both covers, lightly affecting a couple letters of both signatures. COA Roger Epperson/PSA/DNA and RRAuction COA.
