Universal Decimal Classification -

Able to cover every field of knowledge, from Philosophy to Engineering.

In the late 19th century, two Belgian visionaries, and Henri La Fontaine , looked at the world’s exploding volume of information and saw a looming "Pit of Despair"—a future where human knowledge would be lost simply because it couldn't be found. universal decimal classification

Otlet and La Fontaine didn't just want a library; they wanted a "city of knowledge". In 1895, they founded the Mundaneum in Mons, Belgium—a pre-digital precursor to Google. Able to cover every field of knowledge, from

To make this work, they needed a classification system that was: two Belgian visionaries