Rare ERROR collection in Philately of British India Period

Error, British India, Queen Victoria 4As, 1856-64, no watermark, Grey Black, printing shifted towards downwards, the partial printed area of another stamp on this frame is visible, incorrectly perforated, Phila # 44 type, fine used, Rare.

Exceedingly Rare Multiple Printing Error of Queen Victo ...

Stamps with Various Errors of Queen Victoria & King Geo ...

Pair of Error Stamp of King George V Half Anna Surcharg ...

Rare Error Stamp of King George V printed with Inverted ...

Block of Error Stamp of King George V Half Anna Surchar ...

Error Stamp of Queen Victoria 2as printing shifted to u ...

Error FDC 1984 Complete set of 4V with 1st Day Cancella ...

Unprinted Error of Rural Prosperity Definitive Series S ...

Error Pair of Definitive Series of 1981, 5np Piscicultu ...

Bal Gangadhar Tilak Definitive Series Printing Error Sh ...

Error Travancore stamp.

Very Rare Imperf and Perforation Shift Error in Potter’ ...