The Papers - Los Papeles
Acquiring a solid understanding of the papers is a key step to be able to classify stamps as they are acquired. {Adquirir un entendimiento solido de los papeles es un paso clave para clasificar correctamente sellos de esta serie segun son adquiridos.} |
CL2s |
These are part of a family of very difficult to describe papers. {Eston son una familia de papeles muy dificiles de estudiar.} |
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