Yearly Population Growth Rate 1  (%) The current population of Italy is 59,798,666 as of Sunday, April 9, 2017, based on the latest United Nations estimates. 2  Italy population is equivalent to 0.8% of the total world population. 3  Italy ranks number 23 in the list of countries (and dependencies) by population.
Dewey Decimal Classification. Dewey Decimal Classification, also called Dewey Decimal System, system for organizing the contents of a library based on the division of all knowledge into 10 groups, with each group assigned 100 numbers.
That was the goal of Melvil Dewey, inventor of the Dewey Decimal classification system, used today in libraries around the world. Deweyâs invention â created when he was only in his early 20s â revolutionized library cataloging. The numbering system categorized books in relation to each other.Before, books in libraries had been numbered according to their physical location.eweyâs invention â created when he was only in his early 20s â revolutionized library cataloging. The numbering system categorized books in relation to each other. Before, books in libraries had been numbered according to their physical location.