Statens Seruminstitut
Denmark, Unused postal stationary
1933. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 62 x. Unusual.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 53 x. Unusual.
Denmark, Unused postal stationary
1930-1931. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 54x.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 54 x.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 56 x.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 59 x. Unusual.
Denmark, Unused postal stationary
1930-1931. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 59x. Unusual.
Denmark, Unused postal stationary
1930-1931. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 59x. Unusual.
Denmark, Unused postal stationary
1930-1931. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 61x. Unusual.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 61 x. Unusual.
Denmark, Unused postal stationary
1933. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 62 x. Unusual.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 64 x. Unusual.
Denmark, Unused postal stationary
1929. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 64 x. Unusual.
Denmark, Unused postal stationary
1926. DANMARK. STATENS SERUMINSTITUT. 20 ØRE. Print 19x. Unusual.
Denmark, Unused postal stationary
1926. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 19x. Unusual.
Denmark, Unused postal stationary
1927. DANMARK. STATENS SERUMINSTITUT. 10 ØRE + overprinted 20 ØRE. Print 19x. Unusual. Fold.
Denmark, Unused postal stationary
1926. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 25x. Unusual.
Denmark, Unused postal stationary
1927. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 25x. Unusual.
Denmark, Unused postal stationary
1926. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 28x. Unusual.
Denmark, Unused postal stationary
1927. DANMARK. STATENS SERUMINSTITUT. 15 ØRE. Print 30x. Unusual.
Denmark, Unused postal stationary
1928. DANMARK. STATENS SERUMINSTITUT. 10 ØRE. Print 34x.