Rare ERROR collection in Philately of British India Period

Error, British India, King George V, &nbsp;1922, &frac12; Anna, Block of Four, Surcharge Overprint inverted, Phila # 191, MNH,&nbsp;excellent condition, Rare.

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

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

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

Extremely Rare Albino Error Envelope of KGVI of One & H ...

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

Rare Error Stamps Pair of Queen Victoria Half Anna Blue ...

Perforation and Printing Shifted Error on Zanskari Stam ...

Error Block of Four of 1981, 10np Minor Irrigation, Pri ...

Error Pair of 1981, 20np Child Health with Printing shi ...

Double Printing Error in Block of Four Stamps Sparrow I ...

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

Very Rare Complete Imperf Sheet Error of 70 Stamps of C ...