(1888 Florida Sub-Tropical Exposition, Jacksonville) Sub-Trop Ex. Station., Jacksonville, Fla. Bold double circle postmark (Bomar J88-01) on cover franked with 2¢ green Bank Note (trivial rounded corner) cancelled by matching grid cancel, Extremely Fine, one of the rarest of all Exposition marking, only three examples recorded. Estimate  $500 - 750. $0 (Image)

(1888 Florida Sub-Tropical Exposition, Jacksonville) Sub-Trop Ex. Station., Jacksonville, Fla., Received. Bold serrated circle postmark (Bomar J88-02) on 1¢ Postal card from Augusta, Me. with duplex cancel, addressed to Henry Bailey, Jacksonville, Florida (Opposite Sub Tropical Building), second card from Henry Bailey to Augusta, Me. cancelled with bold "Sub-Trop Ex. Station., Jacksonville, Fla." double circle postmark (Bomar J88-01), Extremely Fine, a wonderful pair of very rare Exposition cards. Estimate  $750 - 1,000. $0 (Image)

(1888 Florida Sub-Tropical Exposition, Jacksonville) Sub-Trop Ex. Station./Mar. 2, 1888/Received/Jacksonville, Fla. Bold serrated circle postmark (Bomar J88-02) on cover franked with 2¢ green Bank Note tied by "Hallowell, Me". cds, addressed to Henry Bailey, Ops. Sub Tropical Building, Jacksonville, Florida, Extremely Fine, one of the rarest of all Exposition markings known, only four examples recorded. Estimate  $400 - 600. $0 (Image)