Lot 48 Canada #BK77var 12c Queen Elizabeth II and 1c Bottle Gentian, 1977-1982 Floral Issue, A VFNH Group of 4 Complete Booklets, All With Tagging Spots on Stamps, And Colour Shifts, Various Papers, and Covers

A group of 4 complete booklets, all printed on different papers and in each case the 70 mm pane shows taggant spots on one or more stamps on the pane, as well as colour shifts on the 1c stamp that cause white areas to open up in the design. The paper types and covers are as follows:
•Acer Saccharum x 2: DF/LF-fl with a sparse concentration of LF fibres and very sparse concentrations of MF fibres and brownish woodpulp fibres.
•Heraldic Symbols and Aquilegia Formosal: DF/DF-fl with a sparse concentration of LF fibres and very sparse concentrations of MF fibres and brownish woodpulp fibres.
All booklets grade 80 to 84. The Unitrade price for four LF booklets without the taggant spots is $20.