Puerto Rico Collection, mostly mint in mounts on pages with some blocks and varieties, highlights include 212 mint NH rejoined block of 24, 213 mint and used blocks, 214 "FORTO RICO" mint, 214 mint block, 216 plate no. block NH, J1 block with two stamps 36°, two stamps 25° mint, J1a-3a mint, J3/3a mint pair (natural se), U12 cut square used (PF cert), U15-18 cut squares mint, etc., usual mixed condition, generally F-VF, nice basis for expansion. 

CV. 400-600

Group of 8 Puerto Rico Internal Revenue Stamps,unused, 2 each of four different values, one light vertical wrinkle on one 1/2c value, F-VF 

CV. 200-300

210-14, 1899 1c-10c "Porto Rico" Overprints, matched bottom plate no. strip of 10 with tropicalized o.g., 1c is completely separated between 4-5 stamps, also 210-16 set of blocks (LH at top, NH at bottom), wonderful group for the specialist, generally F-VF (Scott $1,662)

CV. 500-600

R1S-R9S, 1901 1c-$50 Revenue Overprints, "Specimen" overprints, larger italicized version of the Specimen overprint (not the type E shown in Scott), NH, fresh and F-VF (Scott $360 for hinged)

CV. 500-750

U12, 1899 2c Carmine on oriental buff, size 13, unused entire with "Sucesores de Roses & Co./ Arecibo, Puerto Rico" cc, " fresh and Very Fine, quite rare with UPSS noting a miniscule 2 mint and 9 used entires known; 2011 PF certificate (Scott $1,200; UPSS 14, $1,500)

CV. 750-1,000

U12, 1899 2c Carmine on oriental buff, large portion of an entire with Arecibo Sta / Porto Rico Sep 26 1900 duplex, backstamped San Juan same day, reduced at left into printed c.c., stil Fine and scarce example, just nine used examples known from the 1,000 issued; 2011 PF certificate (Scott $1,300 for entire; UPSS 14, $1,300 for entire)

CV. 300-400

U17, 1899 2c Carmine on oriental buff, size 13, used entire with "Sucesores de Roses & Co/ Arecibo, Puerto Rico) cc (UPSS type CC3), light Arecibo Sta Mar 22 1900 duplex cancel, backstamped Mayaguez same day, an inconsequential nick along top edge, Very Fine and rare with just 3 mint and 14 used envelopes recorded (UPSS 21, $250)

CV. 150-200

UX1, 1899 1c Black on Buff, unused VF postal card, fresh first issued overprinted card for Porto Rico. (Scott $175)

CV. 100-150

Spanish Puerto Rico Postal History five covers, one registered front, scarce #133 tied by Mayaquez 10NOV09 cds addressed locally, #106(6) tied by 1898 Yabucoa cds', #135 pair tied by 1898 San Juan cds, #146 tied by 1898 San Juan cds, #115 tied by 1897 San Juan cds' with envelope faulty at top, most are F-VF.

CV. 400-500

U.S. 279, 1898 1c Deep green, two singles tied on locally addressed cover by "Mil. Sta. No. 7, W.D.C., Yauco, Porto Rico, Dec 5 1898" duplex, small piece of back flap and nick at upper right, Fine, a scarce station marking.

CV. 100-150

1900 U3 envelopes from San Juan,three covers; one with Mil. Sta. No. 4 cancel, and one with scarce Hampden machine cancel. All sent by Capt. E. Swift, Commanding Officer of the District, used to Washington, DC. Jan 11 & 29 usages to his wife at Washington Barracks, usual mixed condition. 

CV. 100-150

U7, 1899 2c Carmine on oriental buff, entire with Arecibo Sta / Porto Rico Jan 26 1900 duplex cancel, printed Arecibo c.c., backstamped Mayaguez, Very Fine and rare, despite 1,000 overprinted there are no recorded mint examples and a mere sixteen used examples extant; 2011 PF certificate (Scott $1,250; UPSS 8, $1,500)

CV. 750-1,000