The present is far and away the most tumultuous time in the history of book buying. Book buyers have a tool at their disposal, namely the Internet, that has completely changed the way book collectors are able to add to their libraries.
Unfortunately, though the buying tools have evolved overnight, the complexities of book identification and valuation haven't changed. Nor has the time it takes to gain expertise in buying and selling them. So although we find ourselves in a do-it-yourself age, where anybody with a phone line can become an on-line bookseller, buyers must be more careful than ever
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