b'73Ex 376376E PS POSTAL CARDS (VIEWS): 1898 1d Medallion Portrait Post Card Essay Proof on blue-green stock,captioned image of Pineapple Field; plus the issued design registered in 1900 (Jan.11) to England with 3d added, being the only known example of a registered card. Ex R. A. Butler. (2)It was never intended that Postal Cards be available for registration however no specific provision was made in the 1891 Regulations to prevent or prohibit such use. . $4,0005,000Ex 377377E PS POSTAL CARDS (VIEWS): 1898 1d Medallion Portrait Post Card Essay Proof on thick pale blue-green stock (light age spots), captioned image of Cane-field and Selectors House; plus the issued design used in 1903 from Brisbane to Torino, Italy. Ex R. A. Butler. (2) . $3,0004,000'