You can see some of the original color in the left denomination. Probably worthless to a stamp collector, as it is chemically altered, but it does make for an interesting conversation piece.
By the way, there is a variety of this stamp with red violet lettering (1954 reprint), that is referred to as an 832c, even though it commands no extra value. Here's an example:
Posted 09/11/2012 07:06 am
