A block of rare postage stamps, found hidden in a cupboard, could be worth up to £200,000 when it is sold at auction. The Penny Blacks, the world's first type of adhesive postage stamp, were ...

Stamp collecting has been a popular hobby since the 1850s. Because of this, you'll find stacks of stamps in stellar condition at estate sales, in thrift shops, and elsewhere. This is great, because ...