AV 9 Slot machine booklet #1808 cover with guide line ov

AV 9 with one pane: T ( / ) + 0,10 (lilac) + 0,20 (olive) + 0,20 (olive) + 0,50 (green).
Coat of arms lion type I m75.
Batch number 1808.
T = empty, perforated stamp square with coloured oblique line printed.
ov = guide line