The Universal Postal Union And International Copyright: A Paper Read Before The Library Association At Oxford, October 3, 1878 (1879)
from $29.04
The Universal Postal Union Sheet of Fifty 15 Cent Airmail Stamps Scott C43
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Universal Postal Union Centenary Full Sheet of 32 x 10 Cent Stamps Scott 1530-37
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The Universal Postal Union and International Copy-Right@@ a Paper
from $5.75
The Universal Postal Union And International Copy-right, A Paper
from $29.83
FAMOUS WORKS OF ART ~ UNIVERSAL POSTAL UNION #1537a Block of 8 x 10 cents US Postage Stamps
from $0.99
1974 UNIVERSAL POSTAL UNION #1537a Plate Block of 16 x 10 cents US Postage Stamps
from $3.32
The Universal Postal Union and International Copyright: A Paper Read Before the Library Association at Oxford, October 3d, 1878
from $12.95
Universal Postal Union Full Sheet of Fifty 15 Cent Airmail Stamps Scott C43
from $19.95
Treaty Concerning the Formation of a General Postal Union: Signed at Berne, October 9, 1874
from $15.95
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