25c Red T Die (RN-T3), imprinted at center on two 1866-67 Boston & Worcester Rail Road Corp. stock certificates (one cut close or slightly into the L. border), also incl. a third example of the same stock certificate with a 25c Orange imprint (RN-T4), usual file folds, fine-very fine lot, very attractive certificates, Scott retail $255.00, Castenholz $245.00