Sc#189 Wmk 35
Out of 60 pieces, the redder one stood out, checked for (Gibbons Wmk 110A..no)
Ergo, presume "shade".

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Stationery. (Mutilated fragments)
Queen Victoria Envelope S.T.O. (stamped to order)
Date of introduction 1st October 1855
Printed at Somerset house, from existing Post Office dies, drilled for date plugs.
One die preferably to be used, otherwise lowest value to the right.
Stamps cut from all stationery, could be used in the same way as adhesive stamps.
1½d Brown 1855.
Postmarks on Printed matter.
Postmark : Furnau catalogue #26
NPB = Newspaper Branch
NOTE: The B of NPB is the horizontally aligned letter with dots.
This piece maybe an undocumented code letter "C"

