Cook Islands
1976 American Revolution Bicentenary, IMPERFORATE Set of 2 & M/S MNH
Set of matched singles with label from the top row of the sheet plus $3 Miniature Sheet
On white gummed paper, Mint Never Hinged
Topics: American Revolution, Franklin & Captain Cook
Scott Catalogue: #445-7, Value US$31 (2009) for normal stamps & M/S
Plate Proofs or Imperforate are not listed
Stanley Gibbons Catalogue: #541-2 & MS543, Value £27 (2013) for normal stamps & M/S
Plate Proofs or Imperforate are not listed
I believe these to be imperforate Plate Proofs. The printer of this stamp issue Fournier S.A sold its philatelic archives of stamp artwork and proofs in 2007 through the German stamp dealer and auction house Gärtner.