Printed 'Julian Quant Philatelist LEON, NICARAGUA, Central America' envelope with image of a Chinese stamp at top left inscribed 'Exchange stamps only basis Yvert' franked with 1933 1c blackish green, pair 2c bright carmine and 1c orange TAX issue all with 'Signature' opts (SG 778/779 & 790) all tied by OFICINA DE CERTIFICADOS LEON cds's dated NOV 17 1933 with boxed 'LEON' registration marking alongside. Addressed to COSTA RICA with 'Red Cross' CINDERELLA label on reverse tied by company cachets with transit & arrival cds's alongside. Very attractive.