COVE & DUBLIN SHIP LETTER MARKS; 9 June 1820 EL to Rotherham, England ex Quebec with "COVE/SHIP LETTER" on front and rated '1/5'(d) and rated '2/7'(d) with two strikes of the fancy "[crown]/SHIP LETTER/DUBLIN" on rear (two days apart; held over as received too late on a Saturday) and 19 Nov. 1837 EL ex France to Limerick with fine "DUBLIN/Ship Letter" h.s. on front and rated '1/5'(d) Good pair. Latter ex Robertson. (2 covers) Cross Reference: CANADA, TRANSATLANTIC MAIL, SHIP LETTERS, IRELAND PRE-1922 - POSTAL HISTORY (Image)

RARE DUBLIN REGISTER'D MARK; Feb. 1830 reduced EL to Portaferry with fine "KILLUCAN/32" mileage mark on and fine "circular "REGISTER'D" Dublin d.s. on front and rated '1/10'(d) for the double rate total of 134 miles and without charge for registered internal mail. Rear with v.fine Dublin octagonal/circular d.s. on rear. Exhibit quality. Cross Reference: REGISTERED MAIL, IRELAND PRE-1922 - POSTAL HISTORY (Image)

SCARCE DUBLIN DISTINCTIVE UNIFORM 4d MARK; 21 Dec. 1839 part-printed insurance EL (few faults) to London with Dublin and London d.s. on rear and fair but v.clear "4" h.s. on front. Rear additionally inscribed '1/4'(d) possible for a bundle of letters to the addressee plus an additional strike on a 7 May 1848 OHMS EL to Scotland ex Dublin used latterly to indicate a double rate unpaid charged - apparently not entitled to free postage. (2 covers) Cross Reference: IRELAND PRE-1922 - POSTAL HISTORY, UNIFORM 4d POSTAGE PERIOD, OFFICIAL MAIL (Image)

RARE "AMERICAN MAIL/1/-" ALL-IN-ONE MARK OF DUBLIN; 23 July 1856 stampless EL 'per Africa' (repressed & slightly cleaned) to Dublin ex NY having a mostly fine large "5/N. YORK BR. PKT." c.d.s. on the front beside a rare Dublin "AMERICAN MAIL/AU 4/1856/1/-" mark. This mark was one of the few ever used in the 19th century that incorporated the date, wording and charge-mark all in one handstamp. Cross Reference: TRANSATLANTIC MAIL, UNITED STATES OF AMERICA, IRELAND PRE-1922 - POSTAL HISTORY (Image)

AMERICA PAID DUBLIN DATESTAMP; 20 Dec. 1856 EL (file folds) to New Ross franked USA 12c imperf pair, margins good to touching and tied by two strikes of the "SAVANNAH/GEO" d.s. with a v.fine rare blue "AMERICA/PAID/DUBLIN" double-arc cds on front c.d.s. (5 Jan.) and "19/CENTS" h.s. on the front. Cross Reference: UNITED STATES OF AMERICA, TRANSATLANTIC MAIL (Image)