Panama, 1903-04, Registration, 10c on 20c red brown on blue, First Panama Overprint, blue "9416" handstamp, used with Panama 1903 10c orange 1p lake with First Panama Overprints, 1903 20c violet with Third Panama Overprint, all tied by two strikes of "Panama, 28 Dic 1903" duplexes on large size buff cover to New York City, red Jan. 1st arrival backstamps; intact but folded down at left, some staining and faults typical of large size cover, Fine. Scott No. Panama F8 + 54, 64, 73  Estimate $750 - 1,000. ONE OF ONLY TWO RECORDED COVERS BEARING THE 1903 1P LAKE WITH FIRST PANAMA OVERPRINT IN BLUE BLACK. $0 (Image)