Issue of 1867 Handstamped in Black.
TYPE I HANDSTAMP
1878 SAN SALVADOR to PARIS, FRANCE
Postmarked April
24. Registered and rated 24 Reales.
Franked with 4 Reales
Type I "CONTRA SELLO" (strip of 3, a pair and a single).
Via PANAMA, May
6.
Charged 17/8d at
British Consular Office, paid using GB adhesives
tied with "C65"
barrel killers. Received LONDON, May 26 and PARIS, May 29.
THE LARGEST RECORDED USAGE OF 4 REALES "CONTRA SELLO" ISSUE
THE ONLY RECORDED REGISTERED COVER FOR THE ISSUE
THE ONLY RECORDED DOUBLE HANDSTAMPED ERROR ON COVER (Postion 6)