Random triples
| Subject | Object |
|---|---|
| gptkb:2c_Landing_of_Columbus | 12 |
| gptkb:$2_Columbus_in_Chains_stamp | 12 |
| gptkb:Imperial_Russia_stamps | varied |
| gptkb:30c_Columbus_at_La_Rabida | 12 |
| gptkb:Soviet_stamps | yes |
| gptkb:Canadian_postage_stamps | yes |
| gptkb:15_cent_Columbus_Announcing_His_Discovery_stamp | 12 |
| gptkb:First_Swedish_stamp_issue | imperforate |
| gptkb:1851_Issue | imperforate |
| gptkb:Canadian_postage_stamps | imperforate (early issues) |
| gptkb:Columbian_Issue_stamps | 12 |
| gptkb:Expo_67_postage_stamps | 12 |
| gptkb:Washington-Franklin_Issues | various (8.5, 10, 11, 12, 10x11, 11x10, etc.) |
| gptkb:$1_Wisdom_stamp | 12 |
| gptkb:Inverted_Jenny_stamp_block | 11 |
| gptkb:$4_Isabella_stamp | 12 |
| gptkb:postage_stamps_of_Spain | varied |
| gptkb:Scott_387a | 12 |
| gptkb:1847_Issue | imperforate |
| gptkb:30_cent_Columbus_at_La_Rabida_stamp | 12 |