Vintage International Postage Stamp Collection & U.S. State Revenue Sheets

A substantial, diverse worldwide philatelic collection encompassing global postage issues, vintage regional topical packets, and vintage United States revenue block sheets. This collection spans multiple decades and continents, offering an exceptional assortment for topical or global collectors.
The comprehensive collection includes:
Honor-Bilt Regional Packets (7): Seven vintage "Honor-Bilt Line" stamp packets in their original retail window displays, compiling curated varieties from specific regions: 10 New Zealand, 8 Union of South Africa, 20 Belgium, 4 Israel, 12 Finland, 15 Jugoslavia, and 4 Upper Volta [erAcfe, 8Kmtfr].
U.S. Revenue & Mint Block Sheets: A selection of unused vintage United States blocks, including three (3) 4-stamp plate blocks of the 3¢ "To Cast a Free Ballot / Root of Democracy" issue, two (2) 4-stamp blocks of the 2¢ "Freedom to Speak Out" issue, and one (1) 4-stamp plate block of the 5¢ blue George Washington issue [E7pPvk]. Also included are a 1979 Wisconsin Trout Stamp ($2.50) and a 1979 Wisconsin Waterfowl Stamp ($3.25) alongside a $7.50 U.S. Migratory Bird Hunting stamp [0Xclcu].
Loose Global Issues: A large array of individual world stamps featuring a multi-piece historical collection from Romania (R.P. Romina / Posta Romana) detailing historic artwork, aviation, and portraits [ndi90-, EW8s_W]; a five-piece 1960 Costa Rica "Roma" Olympic Correo Aereo sports set [QG4Bh0]; a five-piece Ras Al Khaima Pan Arab Cairo 1965 Olympic sports set [hIOUWs]; and three (3) République du Niger "Timbre Taxe" geometric issues [YniFt4].
Maker: Various official government postal administrations (U.S. Postal Service, Posta Romana, Honor-Bilt, etc.).
Quantity: 7 intact retail packets plus dozens of loose individual stamps and multi-stamp sheets.
Condition: Excellent historical condition. The loose stamps remain flat with sharp perforations. The vintage Honor-Bilt packets are intact within their clear storage lenses, showing only minimal, expected age-related toning on the paper borders [erAcfe, 8Kmtfr].