4c chocolate brown postal stationery lettercard (H&G A2 without outer perforations) used with large boxed EXPEDICION ROSARIO cancel. Addressed to ROLDAN with fine boxed COLONIA ROLDAN (S.F.) arrival mark on reverse. [US5] (Start Price = £6.40)

Statesmen set(14) fine m.m. [US2] (Start Price = £68.80)

12c grey postal stationery envelope (H&G B6) used with two strikes of small COLONIA FEDERAL (E.R.) thimble cds. Addressed to FRANCE with CONCORDIA & BUENOS AIRES transit cds's and French arrival marks all on reverse. [US5] (Start Price = £8.00)

8c red on laid paper postal stationery envelope (H&G B2a) used with ADMON CORREOS TANDIL B.A. Cds. Addressed to DENMARK with transit and arrival marks on reverse. [US5] (Start Price = £6.40)

Cover from a Conscript at the Military base (with manuscript endorsement on reverse) franked with 1912 5c rose 'Ploughman' issue (SG 400) tied by superb strike of PUERTO MILITAR BUENOS AIRES cds. Addressed locally with transit cds on reverse. [US5] (Start Price = £8.00)

'San Martin' issue without stop the set of seventeen all fine cds used. Difficult to assemble as such. (SG 529/545) [US5] (Start Price = £16.00)

Registered cover franked with single 1924 25c bright violet 'San Martin' issue (SG 539) tied by BUENOS AIRES cds with Registration label alongside. Addressed to PORT AU PRINCE, HAITI with NEW YORK & HAVANA transit cds's & PORT AU PRINCE arrival cds on reverse. [US5] (Start Price = £8.00)

Revolution of 6 September 1930 issue depicting The Victorious March, 6 September 1930, ½c to 2p mint small h/r. Super fresh bright colours. (15) [US1] (Start Price = £29.60)

10c grey green on greyish white postal stationery envelope (H&G B37) used with COSQUIN (CB) cds. Addressed to USA with transit cds on reverse. [US5] (Start Price = £6.40)

Cover franked with 1936 15c dull blue (SG 655) with added 10c black & blue 'Instituto de Enfermedades Infecciosas Jose Pena' CINDERELLA label tied alongside stamp by CASEROS 74 cds. Addressed to CUBA with arrival cds on reverse. [US5] (Start Price = £6.40)

Censored cover franked with single 1939 20c slate blue & cobalt (SG 678a) tied by fine PUERTO YERUA E.R. cds. Addressed to UK with GB censor strip. [US5] (Start Price = £6.40)

Printed 'Ejercito Argentino Direccion General de Tiro Y Gimnasia' cover sent registered franked with single 1938 25c carmine red & pink with 'SERVICIO OFICIAL' overprint (SG O673) tied by BUENOS AIRES 2 cds with 'Ministerio del Interior' registration label and various official cachets in blue. Addressed to RIO NEGRO unclaimed with various manuscript markings on front & reverse denoting return to sender. Two punch holes for filing at left. [US5] (Start Price = £8.00)

Cover franked with 1945 50c vermilion & salmon (SG 759) with sepia 'Portrait' CINDERELLA label in between all three tied by BUENOS AIRES cds's. Addressed to UK with arrival cds on reverse. Possibly of political origin. [US5] (Start Price = £6.40)

Cover franked with 1957 1p blue (SG 912) tied by good F.A.N.U. S.S. ALBERTO DODERO 'Ship' cancel with second strike alongside. Addressed to BUENOS AIRES. [US5] (Start Price = £8.00)

Small collection of u.m. Bird issues. SG1005-1006, SG1124-1125, SG1394-1395, SG1415-1416, SG2824-2825, SG3230-3237 - in se-tenant sheetlet, SG3345-3346, plus unlisted 2013 set of 4. Superb u.m. (17) (Start Price = £17.60)

Printed 'Secretaria de Estado de Agricultura Y Ganaderia de la Nacion' registered cover franked with pair 1959 5p bistre brown with 'SERVICIO OFICIAL' overprint (SG O960) tied by BUENOS AIRES 45 cds with official cachet alongside. Addressed locally within BUENOS AIRES. [US5] (Start Price = £6.40)

POSTAL FORGERY: 3p 35c 'Lapwing' BIRD issue POSTAL FORGERY rough perf 12. This was produced by criminals to defraud the 'Correo Argentino'. (As SG 2432) [US5] (Start Price = £5.60)