These are Australian Post gutter strips of $1.50 and 45c stamps for lighthouses. These are a mint pristine copies in the original plastic sleeve and are an attractive item. This should be part of all collections of stamps, covers, or memorabilia for Australia. See scan of $1.50 stamps only below and other covers and other decimal and pre-decimal material for the Commonwealth of Australia, its states, Qantas etc in our Ebay store.