Day 1- Europe & Overseas, South & Central America - the Brian Moorhouse Estate (Part Ii)

1924: 2 c. carmine, a used vertical pair tied to 1924 5 c. on 10 c. registration envelope (H&G C2) with 'Canal Zone' blacked out to Gatun, by 'Panama' duplexes in violet, with top and base of envelope with blue on white labels 'Republica de Panama / Servicio Correos / Cierre Oficial'. Scarce and most unusual cover.
Catalogue 245: South & Central America