AAC-8, PO box payment form $6 (Santa María de Oro), punch holes (Image)

AAC-12, PO box payment form $12 (Posadas) (Image)

AAC-12, $24 Esquiú, PO box payment card (Image)

AAC-22, PO box payment card of $20 (Esquiú), VF quality (Image)

AAC-22, $20 Esquiú, PO box payment card (Image)

AAC-24, PO box payment form $20 (Basavilbaso), with additional postage of $100 (GJ.1057 pair), punch holes (Image)

AAC-25, PO box payment form $30 (Albin), with additional postage of $29 and 25c. using a combination of stamps of the issues Proceres & Riquezas I and II, punch holes, rare! (Image)

BEE-3, dispatch note for parcel post of up to 3 kilos, of 80c. Plowman, used in Buenos Aires on 11/FE/1913 (Image)

BEE-5, 50c. dispatch note for parcel post uprated with 30c. used on 25/JA/1916 (Image)

CAP-2, 2c. lettercard (Image)

CAP-7/8, lettercards of 1½+1½c. and 3+3c. (set of 2 values), both with communication + reply (Image)

CAP-8, 3+3c. lettercard with reply paid (Image)

CAP-9, lettercard of 2c. large figures, along example of 2c. small figures (Image)

CAP-16, 2c. lettercard, very nice (Image)

CAP-20, 3c. lettercard uprated with 1c. (GJ.138), sent from La Plata to Buenos Aires on 20/AU/1893 (Image)

CAP-23, 3c. lettercard with impression of insurance co. "La Equitativa del Plata", unused, VF (Image)

CAP-25E, 3c. lettercard with MUESTRA ovpt., view on back of "Estación F.C. del Sud railway station" (Image)

CAP-27I, 4c. lettercard (view of dam on back), with printed text inside for subscription to "El Tiempo" newspaper, used on 17/NO/1898, excellent quality (Image)

CAP-27U, 4c. lettercard (dock, ships) used in Buenos Aires on 27/FE/1920, filing hole (Image)

CAP-27Z, 4c. lettercard (view of docks on back), tiny fault (Image)

CAP-41, 5c. San Martin with period, sent from Buenos Aires on 1/OC/1923 (Image)

FAJ-4, 4c. wrapper, light stain spots (Image)

FAJ-10a, 10c. Wrapper with VARIETIES: "U" of REPUBLICA without accent + underlining broken below the "R" of ARGENTINA (Image)

FAJ-14, 2c. wrapper, sent from Buenos Aires to Augsburg (Germany), with arrival backstamp (Image)

FAJ-14, 2c. wrapper, sent from Buenos Aires to Bern (Switzerland), with arrival backstamp of 22/DE/1891 (Image)