Rare ERROR collection in Philately of British India Period

Error, British India, King George V, &frac12; Anna pair, 1922, surcharge overprint shifted to right bottom, pair with top &amp; left margins, hinged on upper margin, Phila # 191, MNH,&nbsp;excellent condition.

Rare Error 25 Rs Stamp of KGV of 1912 E & R are Broken ...

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

Very Rare Error Stamp of Queen Victoria 4as Green print ...

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

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

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

Very Rare Partial Imperf Sheetlet of 31st Olympic Games ...

Rare Definitive Series Perforation Error Sheet of 5 Pai ...

Ananda Kentish Coomaraswamy 1977 Full Sheet of 35 Perfo ...

ERROR Block of 5 of definitive Series of 1979, 30p Harv ...

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

Printing Error in Definitive Series Sheet of 100 Stamps ...