Belgium: 1914-18 Collection inc 1914 opt set to 2F50 on 2Mk M&U, plus 1Fr25 & 2Fr50 used on piece. 1916-18 opt 'Cent' set to 6F25 on 5Mk M&U, plus shades & pmks inc 3pf-2F50 ea on piece with rectangular Inspection Cent pmks. F-VF M/MNH/U. SG cat £1200+ = A$2100+. (168). (P) (Image1)

Estimate AU$400

Estonia: 1918 Dorpat Provisional opt Russia Arms 20pf/10k blue on postcard tied by provisional 'DORPAT' s/l pmk, with Eastern Command opt Germania 7½pf tied by blank cds, with 'R' in circle h/s & 'gepruft' red m/s censor markings. To Riga. Mi 1 cat €300+. Rare genuine usage. 2018 Ceremgua photo cert. (P) (Image1)

Estimate AU$300

Estonia: 1918 Dorpat Provisional opt Russia 20pf/5k Postcard with provisional 'DORPAT' s/l pmk, with Eastern Command opt Germania 7½pf tied by blank cds, with 'R' in circle & 'gepruft' red m/s censor markings, to Riga. Mi P1 cat €300+. Rare genuine usage. (P) (Image1)

Estimate AU$300

Estonia: 1918 Dorpat Provisional opt Russia 20pf/5k Postcard with provisional 'DORPAT' s/l pmk with Eastern Command opt Germania 7½pf tied by 'Riga 20 3 18' cds, with 'R' in circle & 'gepruft' red m/s censor markings. To Berlin with boxed censor cachet & redirected to Dorpat. Mi P1 cat €300. Rare genuine usage. 2018 Ceremuga photo cert. (P) (Image1)

Estimate AU$300