While the original three-volume treatise is lost, its contents are known through more than 150 fragments preserved by later scholars like Strabo and Pliny. Core Contributions

: He first used the word geographia (writing about the Earth).

This is the first English translation and complete modern collation of the fragments.

: He introduced a system of parallels and meridians (latitude and longitude) to map the inhabited world ( oikoumene ).

The title typically refers to the Geographika , the foundational work by the Greek polymath Eratosthenes of Cyrene (c. 285–205 BC), who is often called the "Father of Geography" .

The book is available from Princeton University Press and retailers like Amazon . Eratosthenes' Geography | Princeton University Press