2c Blue, Foreign Entry Double Transfer

Block of 21, HC's, strong color, this multiple has three different plate varieties, there is a listed D.T. at B. in the third stamp in T. row(pos. 55), in the middle row, 2nd stamp there is the well known Foreign Entry Double Transfer at the B.R. (pos.68), this variety is not listed in Scott and it is certainly very rare, in addition there is another D.T. in the B. row third stamp from the L., overall Fine-Very Fine and exceptionally attractive variety and position piece, (ENV 250-350)