Note: See Pages 35 & 36 in Greg Pope 2002 
2d Grey Kangaroo OS Variety BREAK IN LINE ABOVE E 2nd WMK POPE 2R8 SgO31 CV $250
The 2017 ACSC lists similar variety plate number 2R10 @ $125. However PERF OS are twice the price. (See note on 6ba in ACSC SMALL OS). 

Nice stamp showing this variety to add to your collection. 

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