1798 (24 Sep) FL addressed to Major Robert Donald, with red BELFAST straight-line handstamp, re-addressed to Dumfries and Lancaster, with additional letter penned in 1800 from London, with arrival mark on reverse, fine usage during the Irish Rebellion (24 May-12 October,1798) (Image)

Est.US$150

1811 partly printed form for a soldier in the militia to obtain a weekly allowance of 1/9 for his wife, posted at 1d concession rate from Aberdeen to Dublin, with a paid Mermaid datestamp applied on arrival, fine example of mail sent during Garrison Duty in Ireland (Image)

Est.US$250

1834 (24 May) FL from J.W.P. Grant, in Lisbon, Portugal, regarding the Civil War to Colonel Badcock, HQ, 15th Hussars in Ireland, redirected to him at the United Services Club in London, with Portsmouth, with additional markings. The letter gives news of developments during the departure of Colonel Badcock on the "Nautilus" in April of that year. A fine usage to Ireland during the Portuguese Civil War, "the War of the Two Brothers" (Pedro and Miguel) or "Miguelite War" (a war between liberal constitutionalists and conservative absolutists in Portugal over royal succession that lasted from 1828-34) (Image)

Est.US$250

1840-42 Great Britain 1p red, four singles, one pair and two FLs, mostly with distinctive Irish Maltese Cross cancels of Cork and Dublin, mostly fine (Image)

Est.US$250

1861-65 cover to Ireland used during the American Civil War, a Patriotic cover ("Our Shield is still there"), sent by an Irish soldier to his mother in Dublin, also a coverfront "Headquarters Corcoran Irish Legion", franked with 24c gray lilac and addressed to New Ross, Ireland, minor wear, fine pair of Irish letters home (Image)

Est.US$250

1862 soldier's cover from Montreal to Ireland, paying 2c with pair of Canada 1c Victoria, tied by departure pmks, with "Bray" Oct 23, 1862 arrival cds on front, fine soldier's concessionary rate from Canada. The sender, J.Chambers, of the Scottish Fusilier Guards wrote to his mother or wife, cover countersigned by commanding officer (Image)

Est.US$500

1872 cover to Stillorgan, endorsed "Via Brindisi", franked with 1p red (Pl.145), postage left uncanceled en route, tied by London "98" duplex on arrival in England, re-addressed to Dublin and charged 1d in ms (for forwarding within 24 houses), with receipt docketing "30 July 72" "Whampoa" in pencil (Whampoa island, 15 miles south of Canton), sealed on back with a negative impression of a Straits Settlements coin ("One/Cent/India/Straits/1862") red wax seal, Black Rock and Stillorgan pmks, fine cover, carried by a British warship, or military rate (via Brindisi) from Whampoa Island (no postal markings are known) (The Treaty of Nanking gave merchants access to the port cities on China's coast. British Navy sent warships to Yangtze and Pearl rivers to protect merchants from pirates) (Image)

Est.US$250

1922 Thom to Dollard proof on buff paper, single, plus a five-line proof, imperforate block of eight. Also included is the unique set of "Specimen" overprints from the T.E. Field collection ("believed to have come from the collection of a retired Post Office official", according to Samuels), some toning, otherwise fine (Image)

Est.US$1,000

1922 Rialtas 5-line overprints with block "1922" on Royal Cypher 1d, 2d, 6d and Royal Cypher 1 1/2d, four different, unissued type, supposed to have been trials for either National Insurance stamps of Postal Stationery, disturbed gum, h.r., fine-v.f., ex-Field and Fletcher collections (Image)

Est.US$250

1922 "Saorstat Eireann", portion of the original printing plate, fine and very rare, stated to be the only such item in private hands, ex-Pedneault (Image)

Est.US$250

1922 Proof of the overprint in blue ink, upper left sheet corner margin block of six, with "Dollard" in pencil in margin, folded between settings, with some creases, nevertheless a fine and extremely rare multiple, originating from the only known block of 24 (MW PR1, unpriced) (Image)

Est.US$500

1922 (11 July) cover from Corcaigh to Cork, franked with left diagonal half of 4p gray green, with 5-line Dollard overprint, tied by framed "Learn Irish Tailteann Games August" slogan supported by adjoining departure cds at left, sender's notation in magenta ink: "no 1/2d, 1d, 1 1/2d or 2d stamps available Cork GPO July 11 22", charged "4d" on arrival. The Post Office with no policy in place for bisects noted "Mutilated Stamp" and raised the mandated double the deficiency with the British 4p Postage Due at bottom, filing fold away from the stamps, with 1997 MacDonnell Whyte certificate. A rarity from Ireland, one of only four known bisects, ex-T.E.Field and Pedneault collections (Image)

Est.US$1,000

1922 Thom 3-line, 6d purple, lower left sheet corner margin control "V23" (lower margin perforated through) block of six (MW T55, SG 60), l.h. or n.h., v.f., with 1985 MacDonnell Whyte and 2016 David MacDonnell AIEP certificates, ex-T.E.Field, B.S. Wallas and Pedneault collections (Image)

Est.US$500

1922 registered cover to IRA member, also two letters, one headed "Irish Republican Army", the other with typewritten "Headquarters 2nd Battn. Cork 2 Brigade", each demanding the use of the member's car, ex-Pedneault (Image)

Est.US$250

1922 Thom 3-line overprint in blue black on Royal Cypher 1d scarlet, right sheet margin block of four, upper right copy showing Missing Accent (from Plate 1, Row 15, Stamp 12), l.h., slightly disturbed original gum, fresh and otherwise v.f., ex-Wolfson collection, with 2017 David MacDonnell AIEP certificate ("One of two mint examples known at this date") (MW T48b, SG 53aa, £17,000) cat. $15250 (Cat No. 45a) (Image)

Cat. $15250, Est.US$5,000

1922 2sh6p brown, left sheet margin single, major re-entry, Row 2, first stamp, n.h., minor crease at right, otherwise v.f. (SG 64a), catalogued as hinged, cat. £1200 (Cat No. 56var) (Image)

Cat. £1200, Est.US$250

1922 5sh carmine rose, variety "accent omitted", two copies, n.h., fine-v.f. (catalogued as hinged) cat. $1100 (Cat No. 57a) (Image)

Cat. $1100, Est.US$250

1922-23 definitives, complete set in blocks of four, n.h., fine-v.f., cat. $1665 (Cat No. 65-76) (Image)

Cat. $1665, Est.US$500

1923 UPU Specimen handstamps, 1/2p-5sh overprints, 15 horizontal strips of three, adhered on lined paper and handstamped "Specimen Collection Mauritanie", fine-v.f. (copy of an article by David MacDonnell and John Pedneault) (Image)

Est.US$500

1923 (3 Feb) cover from Monkstown in West Cork, franked with left half of 4p gray green, with red 5-line Dollard overprint, tied by departure pmk and addressed to Blackrock Co. Cork, some overall toning and filing fold away from the stamp. An unusual and unchallenged way to pay the normal 2 pence local rate. IRA raids on Monkstown Post Office left them with no low value postage. One of only four known bisects, ex-Pedneault (Image)

Est.US$1,000

1923 (13 May) cover from Dublin to Dover, England, franked with right half of 1p red, used in combination with 1 1/2p definitive, paying the correct 2 pence to England, tied by slogan cancel, with departure pmk alongside. An unusual and unchallenged way to pay the normal 2 pence local rate, one of only four known bisects, ex-Pedneault (Image)

Est.US$1,000

1923 (27 Dec) coverfront from Dublin to Belfast, Northern Ireland, franked with diagonal right half of 2 1/2p blue, with clear Phibsborough D.P. Dublin departure pmks, fine. IRA raids and robberies took their toll on post office stocks and some bisects went through untaxed, rare usage, ex-Pedneault (Image)

Est.US$150

1927 10sh gray blue, Wide Space, upper right sheet corner margin block of four, one stamp n.h., others l.h., v.f., cat. $1300 (Cat No. 79b) (Image)

Cat. $1300, Est.US$250

1934 (9 Jan) registered cover from the Italian Consulate in Dublin, franked with 10sh blue, Wide Date Issue, black ink, used with 10p definitive, tied by departure cds, flown to Paraguay, with Asuncion (24 Jan) arrival pmk on back, small piece of lower left corner missing, otherwise fine and impressive cover to uncommon destination (Image)

Est.US$250

1935 2d green, perf. 15ximperf. Coil single, fine used, with 1975 David Feldman certificate, cat. $2000 (Cat No. 68b) (Image)

Cat. $2000, Est.US$500