Geza Perneczky.
Stamp International (Secret).
Cologne: Stamp International, 1980.
Post cards in envelope.
Near fine,
but for slight edge wear to envelope.
Verso of some postcards show some white ink.
8 postcards in brown envelope
rubber-stamped "Stamp International'' on verso.
The beige cards are rubber stamped in white ink
with the word "Secret", each in a different language.
Recto contains an image of all eight stamps printed in black.