| How To Check and Correct Color Proofs by Bann |
| Croatia UPU trial color proofs |
| Croatia UPU progressive color proofs |
| India 1942 Christmas Seals Color Proofs |
| India Christmas Seals Color Proofs + More |
| Armenia 1920, Imperf.Color proofs of 10r Pair stain |
| 826,828-30 Trial Color Proofs VF, NH, #826 ch |
| Haiti 48,50, Trial Color Proofs, Strips of 4 |
| GREECE 1900 UNISSUE STAMP COLOR PROOFS BLOCL OF 4 |
| 1953 US Christmas Seals Progressive Color Proofs SE |
| 1951 US Christmas Seals Progressive Color Proofs |
| 1941 US Christmas Seals Progressive Color Proofs SE |
| 1956 US Christmas Seals Progressive Color Proofs SE |
| 1955 US Christmas Seals Progressive Color Proofs SE |
| 1965 US Christmas Seals Progressive Color Proofs |
| 1965 US Christmas Seals Progressive Color Proofs SE |
| 1950 US Christmas Seals Progressive Color Proofs SE |
| 1968 US Christmas Seals Progressive Color Proofs |
| 1942 US Christmas Seals Progressive Color Proofs SE |
| 1947 US Christmas Seals Progressive Color Proofs SE |
| 1928 US Christmas Seals Progressive Color Proofs SE |