| Lot | Description | Reserve |
| 1 | Sc2 cancellation collection, no stamp damage 15 items | $25.00 |
| 2 | Sc3 cancellation collection, no stamp damage, 10 items | $35.00 |
| 3 | Sc4 cancellation collection 10 items | $75.00 |
| 4 | Sc1-4 imperforate plate proofs | $75.00 |
| 5 | Sc1-2 imperforate plate proofs o/p specimen | $50.00 |
| 6 | Sc1a imperforate plate proof on India paper | $95.00 |
| 7 | Sc2 die proof on red violet | $120.00 |
| 8 | Sc3 double transfer pos 8 used | $75.00 |
| 9 | Sc4 imperforate plate proof | $50.00 |
| 10 | Sc4 horizontal pair never hinged, blind perf | $90.00 |
| 11 | Sc9 2c o/p block of 4, nh | $25.00 |
| 12 | Sc13 5cUPU no gum | $7.00 |
| 13 | Sc14 10c UPU no gum | $10.00 |
| 14 | Sc21-22 cancellation collection, 20 items | $12.00 |
| 15 | Sc36 cancellation collection, 20 items | $12.00 |
| 16 | Sc36 left margin imperf vertically | $120.00 |
| 17 | Bar cancels collection, 45 items | $35.00 |
| 18 | Sc69 & 76 URC bk of 8 with plate number | $6.00 |
| 19 | Sc94 vf, original gum (signed Peralta) | $50.00 |
| 20 | Sc94a perf 14x14 vf, original gum | $250.00 |
| 21 | Sc105-09 imperf, 106 corner crease, 108 no gum | $25.00 |
| 22 | Sc129 Guanacaste issue corner block of 40 MNH | $3.00 |
| 23 | Sc130 as above corner block of 36 MNH | $3.00 |
| 24 | Sc129-36 as above imperf ng as issued (I131-7) | $25.00 |
| 25 | Sc129/36 as above imperf with gum hole (I131/7a) | $20.00 |
| 26 | Sc129-36 as above o/p specimen with hole (S131-37) | $12.00 |
| 27 | Sc158 on cover local May 1933, 159 window Dec 1932 | $2.00 |
| 28 | Sc161 on cover Turrialba to Berlin, via NY by paquebot Mar 37 | $3.00 |
| 29 | Sc161 on cover to Germany Jul 1937 commercial with Marconi cachet | $3.00 |
| 30 | Sc161 2 on cover to Ohio registered Dec 1932 (backstamps) | $3.00 |
| 31 | Sc161 on cover Limon to Miami via New Orleans 1937 reg Dec 1937 | $3.00 |
| 32 | Sc180-82 local used 3 covers ~1938 | $3.00 |
| 33 | Sc182 on cover San Isidro transit Alajuela to SJ Dec 1937 | $2.00 |
| 34 | Sc183 on cover Cartago to SJ 1942, to St Petersburg 1940 | $2.00 |
| 35 | Sc183 covers 3 items (Parrita, local, Louisiana) | $2.00 |
| 36 | Sc186 on local cover 1939 | $2.00 |
| 37 | Sc249 imperf plate proofs in pairs different colors | $50.00 |
| 38 | Sc250 imperf plate proofs in pairs different colors | $50.00 |
| 39 | Sc249-50 o/p muestra (M260-61) | $6.00 |
| 40 | Sc249 on cover Santa Cruz to SJ registered Jan 1955 | $2.00 |
| Lot | Description | Reserve |
| Airmail |
| 41 | C104-16 overprint Muestra | $25.00 |
| 42 | C148-53 Columbus in corner blocks of 4 with plate number | $10.00 |
| 43 | C148-55 as above o/p muestra diagonal (MA160-65) | $6.00 |
| 44 | C148 plate proof pair with large gutter, guideline in side (PPA160a) | $10.00 |
| 45 | C148, 152 plate proofs (PPA160a, 164a) | $10.00 |
| 46 | C151, 152 (marginal) plate proofs (PPA163a, 164a) | $10.00 |
| 47 | C153 plate proof of frame (PPA165) | $10.00 |
| 48 | SA160 Waterlow specimen perf | $10.00 |
| 49 | C148, 149 on cover to Indiana, Ohio, 1947 | $2.00 |
| 50 | C150 on cover local immediate deliver | $2.00 |
| 51 | C151 on cover to Ithaca with due, C152 to Evansville 1948 | $2.00 |
| 52 | SPA235 surcharge proof in red for C220 | $5.00 |
| 53 | C220 in a block of 4 with surcharge missing the last line all stamps | $8.00 |
| 54 | C221 on cover Villa Quesada to SJ registered May 53, C222 to Chicago | $2.00 |
| 55 | C160-67 Roosevelt issue o/p muestra | $8.00 |
| 56 | C189-196 1948 revolution issue in blocks of 4 | $12.00 |
| 57 | C189-96 imperf plate proofs in pairs (PPA201-08) | $50.00 |
| 58 | C190 imperf plate proof in a block of 4 (PPA202) | $10.00 |
| 59 | C191 imperf plate proof in a strip of 3 (PPA203) | $10.00 |
| 60 | C195 imperf plate proof pair with large border (PPA2207) | $10.00 |
| 61 | SA201-07 Waterlow specimen perf hole | $20.00 |
| 62 | C189-96 FDC entire issue on 2 registered covers Jul 1950 | $4.00 |
| 63 | C189 (4) cover Nicoya to SJ, express, registered Sep 1952 | $2.00 |
| 64 | C189 (3 on back) on cover Villa Quesada to SJ registered Jan 1953 | $2.00 |
| 65 | C189 Siquirres to SJ, C192 to NY ~1951 | $2.00 |
| 66 | C189 from Palmares,191 pair from S Isidro, 192 to Boston | $2.00 |
| 67 | C195 to Copenhagen via Correo Transatlantico Aug 1953 | $3.00 |
| 68 | C197-08 National Fair issue complete used | $9.00 |
| 69 | C197-08 FDC entire issue on 2 registered covers | $18.00 |
| 70 | C199 & 201on local covers 1951 | $2.00 |
| 71 | C204 Tilaran, Limon to SJ registered 1953 2 items | $3.00 |
| 72 | C246-51 overprint muestra, vertical | $15.00 |
| 73 | C246-51 overprint muestra, horizontal | $15.00 |
| 74 | C321-28 overprint muestra | $15.00 |
| 75 | C378-93 indigenous art complete plus overprints Used | $8.00 |
| 76 | C435 margin strip of 3 imperf horizontal | $15.00 |
| 77 | C454 imperf vertical pair | $20.00 |
| 78 | C470 vertical pair imperf horizontal no gum | $25.00 |
| 79 | C484 vertical strip of 4 imperf horizontal between one pair | $20.00 |
| 80 | C486 vertical strip of 3 imperf horizontal between one pair | $20.00 |
| 81 | C501 horizontal pair imperf in between | $20.00 |
| 82 | C538 block of 4 imperf horizontal | $10.00 |
| 83 | C545 footnote, dull paper with shinny gum + normal | $10.00 |
| 84 | C539-42 hand stamped muestra IFU (?) | $6.00 |
| 85 | C552 marginal pair imperf in between | $10.00 |
| 86 | C556 horizontal pair imperf in between | $10.00 |
| 87 | C675, C698 color shifted | $7.00 |
| 88 | C712 imperforate pair (printer's waste) | $15.00 |
| 89 | C723-26 footnote | $50.00 |
| 90 | C775 vertical pair imperf in between | $20.00 |
| 91 | C776 horizontal pair imperf in between | $20.00 |
| 92 | C781 imperforate pair (printer's waste) | $10.00 |
| 93 | C781 horizontal pair imperf vertical | $10.00 |
| 94 | C846 horizontal pair imperf margin | $7.00 |
| 95 | RA32 RLC block of 6 one double perf | $5.00 |
| 96 | RA32 vertical pair imperf in between | $10.00 |
| 97 | RA35 vertical pair imperf in between | $8.00 |
| 98 | Official stamps collection, most gum (per owner cat value 330) | $65.00 |
| 99 | Guanacaste collection 25 unused, 21 used (per owner genuine) | $18.00 |
| 100 | Labels for failed Venditti experimental flight | $10.00 |
| 101 | Official seals collection, blocks and pairs | $7.00 |
