1942-57 2c Puerto Rico Rectified Spirits, bright yellow green, without gum
1900 2c Puerto Rico - type IV, overprint in back, red
1942-57 4c Puerto Rico Rectified Spirits, olive, without gum
1899 1c Puerto Rico - dull watermark, perf 12, yellow green
1900 1c Puerto Rico - overprint in black, yellow green
1899 10c Puerto Rico Postage Due, overprint, deep claret
1938 1c Puerto Rico Rectified Spirits, green
1938 2c Puerto Rico Rectified Spirits, green
1938 4c Puerto Rico Rectified Spirits, green
1938 60c Puerto Rico Rectified Spirits, green
1942-57 5c Puerto Rico Rectified Spirits, orange, without gum
1942-57 58c Puerto Rico Rectified Spirits, red orange, without gum
1942-57 60c Puerto Rico Rectified Spirits, brown, without gum
1942-57 62c Puerto Rico Rectified Spirits, black, without gum
1942-57 72c Puerto Rico Rectified Spirits, blue, without gum
1899 1c Puerto Rico Postage Due, overprint at 25 degree angle, deep claret
1899 2c Puerto Rico overprint, deep claret
1942-57 50c Puerto Rico Rectified Spirits, green, without gum
1942-57 77½c Puerto Rico Rectified Spirits, olive gray, without gum
1899 2c Puerto Rico - type IV, dull watermark, perf 12, red carmine
1899 5c Puerto Rico - dull watermark, perf 12, blue
1899 8c Puerto Rico - watermark, perf 12, violet brown
1899 10cPuerto Rico - type I, dull watermark, perf 12, brown
1901 1c on 1c, Excise Revenue