Social Sciences
Transportation and communications
Postal service
Special topics
Stamps. Postmarks
History and description
Postage stamps. Postmarks. By topic, A-Z
Balloons
URI(s)
Codes
Variants
Social Sciences--Transportation and communications--Postal service--Special topics--Stamps. Postmarks--History and description--Postage stamps. Postmarks. By topic, A-Z--Balloons
Balloons--On postage stamps
Broader Terms
Synthesized From Schedule
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
1991-08-13: new
1997-03-17: revised
Alternate Formats