Puerto Rico, Military Sta. 1, Porto Rico. Wash. D.C., May 11, '99, duplex postmark on U.S. 2¢ Liberty postal card to Hannover, Germany, additional "Military Sta. No. 4 W.D.C. San Juan, Porto Rico., Rec'd, May 12, 99" cds, Very Fine. Scott No. U.S. UX13  Estimate $200 - 300. $0 (Image)

Puerto Rico, Postal Card, 1899, 1¢ black, mint, Extremely Fine, a scarce card. UPSS No. S1. Scott No. UX1  $165. $0 (Image)

Puerto Rico, Postal Card, 1899, 1¢ black, used, with greeting message, with Puerto Rico #210 tied by "Military Station No.1 of Jan. 5 1900" duplexes, addressed to Berne, Switzerland, additional postmark by "Military Station No.4/Rec'd of Jan. 6 1900" on front & back, Extremely Fine, a scarce usage. UPSS No. S1. Scott No. UX1; $175  Estimate $100 - 150. $0 (Image)

Puerto Rico, Postal Card, 1899, 1¢ black, mint, Extremely Fine, a scarce card. UPSS No. S2. Scott No. UX2  $165. $0 (Image)

Puerto Rico, Postal Card, 1899, 1¢ black, used with Arecibo Station duplex & "Military Station No.4/Rec'd" cds, Extremely Fine, a scarce card. UPSS No. S2. Scott No. UX2  $190. $0 (Image)

Puerto Rico, Postal Card, 1900, 1¢ black, mint, two examples, one with very heavy, overinked printing, Very Fine, scarce cards. UPSS No. S3. Scott No. UX3  $300. $0 (Image)

Puerto Rico, Postal Card, 1900, 1¢ black, overprint shifted up into indicia, commercially used, with Puerto Rico #210 tied by Aguadilla, Puerto Rico to Brussels, Belgium, Extremely Fine, a very scarce usage. UPSS No. S3. Scott No. UX3; $200  Estimate $150 - 200. $0 (Image)

Puerto Rico, Revenues, 1901, 1¢-$50 complete, o.g., never hinged (25¢, $1 & $3 value tropicalized o.g.), all bright and fresh, a Very Fine set. Scott No. R1-R9  $725. $0 (Image)

Puerto Rico, United States 1901, 1¢ black, Postal Card (#UX14) used with Puerto Rico #210 on Nov. 20, 1901 San Juan to Germany, F.-V.F., very scarce of United States card in Puerto Rico. Estimate  $200 - 300. $0 (Image)