The Dewey Decimal Classification (DDC) system has nine main categories, each with 10 major-category slots available to the left of the decimal point. Of the 100 major slots available, why then are 88 ...

Celebrate the birthday of Melville Dewey on #NationalDeweyDecimalSytemDay. Source: Pixabay The inventor of the Dewey Decimal System of library classification, Melville Dewey, was born on 10 December ...