1837 Express Mail, Mobile Ala. To New York N.Y., lot of three folded letters endorsed "Express Mail", first with blue Mobile Feb. 2nd cds with single rate "75" cent rating, second with Mobile Apr. 17th cds with double rate "150" cent rating, and third with blue Mobile Mar. 27th cds with quadruple rate "300" cent rating, minor left corner stains, a F.-V.F. and scarce trio. Estimate  $300 - 400. $0 (Image)

1837 Express Mail, Mobile Ala. To New York N.Y., lot of two prepaid folded letters endorsed "Express Mail", first with blue Mobile Nov. 15th cds and matching "Paid" straightline with single rate "75" cent rating, second with Mobile Feb. 10th cds and matching "Paid" straightline with double rate "150" cent rating, additional manuscript "Charge 67" box rating; Very Fine and attractive pair. Estimate  $200 - 300. $0 (Image)