Monarch who financed the expedition of Christopher Columbus in 1492, helping to discover a new world. DS, signed 'Yo la Reyna,' one page both sides, 8.5 x 12.5, December 10, 1499. Untranslated Spanish document, ordering her chamberlain, Sancho de Paredes, to supply Fernando Diaz de Ribadeneyra, horsemaster to her daughter, Princess Margaret, with a wide array of saddles, harnesses, girths, cushions and silk straps for the princess's mules. Counter signed by Gaspar de Trizio. In fine condition, with scattered light spotting and soiling, not affecting text or signatures. COA John Reznikoff/University Archives and RRAuction COA.