Vintage matte-finish 4.5 x 6.75 Elliott and Fry photo, affixed to its original 8.5 x 11.75 mount, inscribed on the mount in fountain pen in Italian and signed “Guigliemo Marconi, Mafalda, October 1910.” In fine condition, with a few trivial spots to edges of image, and some light toning and foxing to mount. Marconi sailed to Buenos Aires on the S.S. Princepessa Mafalda to test long-distance reception on the voyage. RRAuction COA.