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.

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

Rare Error Stamp of Queen Victoria of 1891 OVPT Surchar ...

Error Stamp of King Edward VII, 10Rs, ON H. M. S. OVPT ...

2 Pairs and a single Error Stamps of KGV 3Pies, Rs prin ...

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

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

Rare Perforation & Printing Error in Block of 20 of 5 P ...

Rare Imperf Block of Four Error Rural Prosperity Issue ...

Rare Refugee Relief Error with Inverted Printing on bac ...

Rare & Unique Error Stamps of Cochin with inverted S in ...

Error Pair of Definitive Series of 1979, 30p Harvest wi ...

Exceedingly Rare Multiple Printing Error of Queen Victo ...