(EUDYPTES CRESTATUS) PENGUIN
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(HYDRURGA LEPTONYX), PHOTOGRAPH S. BORTEN
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(LEPTONYCHOTES WEDDELLI), PHOTOGRAPH S. BORTEN
(LEPTONYCHOTES WEDDELLI), PHOTOGRAPH S. BORTEN
A COUGAR – FIRST DAY OF CIRCULATION
MAXIMUM CARD – CIRCULATED WITH “PROCERES Y RIQUEZAS I” (GJ 1125) – FIRST DAY OF CIRCULATION (2MAR60)
ALBATROS ERRANTE (DIOMEDEA EXULANS)
ALBATROS ERRANTE (DIOMEDEA EXULANS), PHOTOGRAPH S. BORTEN
CRABEATER SEADOG (LOBODON CARCINOPHAGUS)
CRABEATER SEADOG (LOBODON CARCINOPHAGUS), PHOTOGRAPH S. BORTEN
GOATS ON CORDOBA’S SIERRAS
GOATS ON CORDOBA’S SIERRAS – ED. LA SUDAMERICANA Nº 1410
LLAMA GLAMA, MAXIMUM CARD, FIRST DAY OF CIRCULATION
“PROCERES Y RIQUEZAS II”, MAXIMUM CARD, FIRST DAY OF CIRCULATION.G.J. 1124. CANCELLATION 15MAR1961 1º DAY.
