King of Spain (born 1938) who ascended the throne in 1975, two days after the death of Francisco Franco, and oversaw the troubled nation’s transition to a constitutional monarchy. Matte-finish 4 x 6 photo affixed to its original 5.75 x 8.5 mount, signed on the mount in black felt tip by Juan Carlos and in blue felt tip by his wife, Princess Sophia. In fine condition, with a diagonal crease to photo. Accompanied by a matte-finish 4 x 6 portrait of Juan de Borbon, father of Juan Carlos, signed in the lower border and dated 1974. RRAuction COA.