Puerto Rico 1855: Antilles ½ r. deep blue-green on blued paper,
imperforate, wmk. loops, good margins all round, used on 1856 cover
to
Puerto Rico 1855: Antilles ½ r. deep blue-green on blued paper,
imperforate, wmk. loops, good margins all round, used on 1856 cover
to Madrid tied by oval network handstamp in black with "ISLA DE /
PTO. RICO" cds alongside (Oct 18) in blue; charged "1R" (real) due
upon arrival in blue. A fine and scarce usage