Pre Stamps Cover, 1850, Postage DUE 6as, posted from Calcutta to Madras,&nbsp;4 line BLACK Despatch Postmark, Posting Date 1850 SEPT 20, 2Line &quot;GPO&quot; Red Postmark on Rev, Square &quot;AM&quot; Black Post Mark, Good&nbsp;Condition,&nbsp;Rare.

Postal Letter to Poona of 1846 with Red PM Square Postmark.

Postal Letter from Jaipur of 1846 with 2 Line dispatch ...

Balloon Mail post card canceled at MACHOHALLI Experimen ...

2 Rare Covers of 1854 Two Annas of Typographed issues s ...

Commercial cover from Chauri chaura to Indore of 1942.

Pigeongram Cover dispatched from KALYAN on 1941 Stamps ...

Postage Due cover to England sent after the expiry of c ...

Extremely Rare 1854 Half Anna Die III Cover sent from B ...

Pigeon Mail post from KALYAN TO BOMBAY with KALYAN FIRS ...

Very Rare Mint Letter Sheet of Queen Victoria IMPRINTED ...

Extremely Rare 1854 Half Anna Die I Cover sent from Bel ...

Very Rare Mint Letter Sheet of Queen Victoria IMPRINTED ...