Mirko R. Rasic has written:

'The postal history and postage stamps of Serbia' -- subject(s): History, Postage stamps, Postal service, Postmarks

Philatelists collect stamps and postal history.

Richard Breckon has written:

'Australian postal history' -- subject(s): History, Postage stamps, Postal service

The Canadian Postal System has long had many different postage programs, including the discount stamps. Look here for a history of the Canadian Postal System: http://en.wikipedia.org/wiki/Postage_stamps_and_postal_history_of_Canada

J. H. Harvey Pirie has written:

'Plague'

'Stamps and postal history of Swaziland and of the New Republic' -- subject(s): History, Postage stamps, Postal service