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Postal Services ​​​​​​





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250 BCE
Maurya Period

1504
Mughal Period

1727
British Era

1774
KOLKATA GPO

1786
MADRAS GPO

1794
BOMBAY GPO

1852
FIRST POSTAGE STAMP

1854
Mail Runner

1854
MODES OF TRANSPORTATION IN POSTAL SYSTEM

1856
Army Postal Service

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