1892 use of GB 2½d purple on blue tied to piece with full strike of oval h/s 'Oil Rivers Protectorate Old Calabar 19 AUG 92' pmk, plus partial GB arrival. VF U. SG Z4 cat £1000+, plus premium for full pmk. Extremely rare. 2022 Ceremuga photo-cert. (P) (Image1)

Estimate AU$1,200

1892-94 'Oil Rivers' opt QV GB set ½d to 1/-. F-VF U, all Old Calabar cds, 2d, 2½d & 1/- on piece. SG 1-6 cat £120. (6) (Image1)

Estimate AU$120

1892-94 Oil Rivers opt QV GB set ½d to 1/-, on Registered cover to UK, tied by 'Old Calabar River FE 2 94' cds, plus 'Registered 9 MR 94 Liverpool' oval cancel. VF. SG 1-6 cat £120+ as loose stamps & 'from x15' on cvr. BPA photo-cert. (P) (Image1)

Estimate AU$275

1892-94 opt issue pmks: Bakana cds on ½d-5d. VF U. SG 1-5 cat £44+, plus premium for rare pmks. (5) (P) (Image1)

Estimate AU$150

1892-94 opt issue pmks: Benin River red cds on set ½d to 1/-, plus in black (4), squared circle (2), red Parcel type set, plus triple oval Oil Rivers Protectorate type (3). F-VF U. SG 1-6 cat £330+, plus premium for rare pmks. (21) (P) (Image1)

Estimate AU$375

1892-94 opt issue pmks: Bonny River cds on set ½d to 1/-, plus 'Bonny' squared circle on ½d (2) & 2d, 2 others. F-VF U. SG 1-6 cat £170+, plus premium for rare pmks. (11) (P) (Image1)

Estimate AU$200

1892-94 opt issue postmarks: Brass River on all vals to 1/- (2) inc cds, squared circle in both black & violet, & undated parcel type in both black & violet. Mostly VF U. SG 1-6 cat £310+, plus premium for rare pmks. (19) (P) (Image1)

Estimate AU$375

1892-94 opt issue pmks: Buguma cds on set ½d to 1/-. F-VF U. SG 1-6 cat £120+, plus premium for rare pmks. (6) (P) (Image1)

Estimate AU$150

1892-94 opt issue pmks: Forcados River cds on set ½d to 1/-. F-VF U. SG 1-6 cat £120, plus premium for rare pmks. (6) (P) (Image1)

Estimate AU$110

1892-94 opt issue pmks: Old Calabar cds (17) inc 1/- (2), Old Calabar River (2), indistinct oval types (2) & parcel type (12) inc 1/-. F-VF U. SG 1-6 cat £500+, plus premium for better pmks. (35) (P) (Image1)

Estimate AU$400

1892-94 opt issue pmks: Opobo River cds (31) inc 1d & 2d blks of 4 & 1/-, plus Opobo parcel type (6) inc 1/-. F-VF U. SG 1-6 cat £488+, plus premium for better pmks. (37) (P) (Image1)

Estimate AU$400

1892-94 opt issue pmks: Qua Ibo Parcel type on 2½d & 'Qua Iboe River' on ½d. VF U. SG 1 & 4 cat £16+, plus premium for rare pmks. (2) (P) (Image1)

Estimate AU$150

1892-94 opt issue pmks: Sombriero River cds on set ½d to 1/-. F-VF U. SG 1-6 cat £120+, plus premium for rare pmks. (6) (P) (Image1)

Estimate AU$150

1892-94 opt issue pmks: Warri parcel type on values to 1/-, plus squared circle (2), extras. F-VF U. SG 2-6 cat £150+, plus premium for rare pmks. (9) (P) (Image1)

Estimate AU$200

1892-94 opt issue pmks: British transit/arrival, mostly 'Paid Liverpool Br Packet' (7), barred ovals (5) etc, to 1/- (2). F-VF U. SG 1-6 cat £255+, plus premium for rare usages. (15) (P) (Image1)

Estimate AU$275

1893 Old Calabar bisected provisional ½d red opt QV 1d lilac LR half. Superb VF U on piece with Old Calabar MR 28 94 squared circle cds. SG 7 cat £140+ plus premium for piece. Only 936 printed. Holcolmbe photo-cert. (P) (Image1)

Estimate AU$200

1893 Old Calabar bisect Provisional '½d' on QV 1d lilac, both UL & LR on piece being a partial unsevered pr -halves still joined at base. Superb U, 'Old Calabar OC 25 93' cds. SG 7 cat £280 as loose singles, £450 as pr. Only 936 halves printed. BPA photo-cert. (P) (Image1)

Estimate AU$400

1893 Old Calabar bisect Provisional '½' on QV 1d lilac, unsevered pr of both halves, red opt. Superb fresh M. SG 7a cat £500. Very scarce genuine as only 468 printed. Exp Roumet, plus 2022 Ceremuga photo-cert. (P) (Image1)

Estimate AU$500

1893 Old Calabar Provisional 'HALF PENNY' opt QV 2d, opt type 3 in violet. F-VF fresh M, sl aging at top. SG 9 cat £550. Rare genuine as only 120 printed. Exp Holcombe, plus 2006 APS photo-cert. (P) (Image1)

Estimate AU$350

1893 Old Calabar Provisional 'HALF PENNY' opt QV 2d, opt type 3 in violet. Superb U, on piece with Old Calabar MR 16 94 cds. SG 9 cat £375+, plus premium for piece. Rare genuine as only 120 printed. 2013 Brandon photo-cert. (P) (Image1)

Estimate AU$400

1893 Old Calabar Provisional 'HALF PENNY' opt QV 2½d, opt type 4 in green. Superb U, Old Calabar MR 16 94 cds. SG 11 cat £275+. Rare genuine as only 180 printed. 2022 Ceremuga photo-cert. (P) (Image1)

Estimate AU$300

1893 Old Calabar Provisional 'HALF PENNY' opt QV 2½d, opt type 4 in green on piece with Oil Rivers opt QV 1d lilac horiz pr, plus 2d grey-green & carmine. VF U, squared circle 'Old Calabar NO 28 94' cds. SG 2, 3 & 11 cat £307+, plus premium for rare Registered cover franking piece. Rare genuine as only 180 printed of ½d on 2½d. 2022 Ceremuga photo-cert. (P) (Image1)

Estimate AU$350

1893 Old Calabar Provisional 'HALF PENNY' on QV 2d, opt type 7 in violet. Superb U. SG 20 cat £275. Rare genuine as only 120 printed. Brandon photo-cert. (P) (Image1)

Estimate AU$300

1893 Old Calabar Provisional 'One Shilling' on QV 2d, opt in violet. VF U. SG 37 cat £450. Rare genuine as only 240 printed. Brandon photo-cert. (P) (Image1)

Estimate AU$400

1894 QV 1d orange-vermilion diag bisected (UR half) on piece with QV 2d lake. VFU, Bonny SP 7 94 squared circle cds. SG 52b & 53 cat £800 for on cover. (P) (Image1)

Estimate AU$150