1842-1860 U.S.-Spain Mails, group of 13 stampless covers on exhibit pages, includes many different rates and routings, includes 1849 from U.S. to Spain routed via France, 1852 Boston at 51¢ prepaid British mail rate via France, 1854 and 1855 at 41¢ prepaid British mail rate via France, 1857 from Boston at scarce 37¢ British Mail rate, etc., Very Fine, a scarce group with many better. Estimate  $750 - 1,000.Complete images: View gallery or Download PDF (1.8MB) $0 (Image)