Colnect-1071-693-Arturo-Rosenblueth-Stearns-1900-1970.jpg
Source: Colnect
Issued by: Mexico
Function: airmail
Date: 11/21/1975
Denom: 1.60p
Color: multicolored
Design type: Mexican Arts and Sciences
Design:
Watermark: MEX & eagle
Perf: 14x14.25
Catalog value:


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External links:
Colnect 284219..ie_Desconocida