GUIANA_161020_047
Existing comment: Deciphering the Back
Multiple markings on the reverse of the stamp testify to its provenance, or ownership history.

Circled trefoil:
Count Philipp von Ferrary

Handwritten J.E.d.P:
John Eleuthere du Pont

Pencil initials FK:
Finbar Kenny, manager of Macy's stamp department, brokered the stamp's sale to Frederick T. Small.

Four-leaf clover and AH:
Arthur Hind

Seventeen-point star:
Applied by Ann Hind to obscure her husband's mark.

Pencil initials IW:
Irwin Weinberg and Associates

Comet:
Frederick T. Small

Infrared photographs taken at the Smithsonian National Postal Museum in 2014 revealed a four-leaf clover beneath the seventeen-point star.
Modify description