Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
branch of philately
|
| gptkbp:contrastsWith |
gptkb:revenue_philately
gptkb:thematic_philately postal history aerophilately |
| gptkbp:focusesOn |
study of postage stamps
|
| https://www.w3.org/2000/01/rdf-schema#label |
Traditional philately
|
| gptkbp:includes |
perforations
watermarks gums design of stamps errors in stamps paper used in stamps printing of stamps production of stamps |
| gptkbp:partOf |
gptkb:post_office
|
| gptkbp:bfsParent |
gptkb:post_office
|
| gptkbp:bfsLayer |
5
|