National Philatelic Museum
Scandinavia stamp exhibition : featuring freedom centennial, Virgin Islands. - [Philadelphia] : National Philatelic Museum, [1950] - Official bulletin / National Philatelic Museum ; v. 1, no. 12 .
Cover title.
Postage stamps--Scandinavia
Postage stamps--Virgin Islands of the United States
Scandinavia stamp exhibition : featuring freedom centennial, Virgin Islands. - [Philadelphia] : National Philatelic Museum, [1950] - Official bulletin / National Philatelic Museum ; v. 1, no. 12 .
Cover title.
Postage stamps--Scandinavia
Postage stamps--Virgin Islands of the United States