Short answers, pulled from the story.
George Cœdès entered the world on the 10th of August 1886 within the city limits of Paris. His family lineage traced back to Strasbourg before the year 1740 when they settled in that region.
George Cœdès assumed leadership at the National Library of Thailand in 1918 while still relatively young. He took over directorship of L'École française d'Extrême-Orient starting in 1929 and remained there until 1946.
One specific stele known as K-127 held an inscription dubbed the Khmer Zero. This marked the first known use of zero in the modern number system found anywhere in Southeast Asia.
George Cœdès identified the former kingdom of Srivijaya centered on modern-day Indonesian city of Palembang. Influence extended from Sumatra through to the Malay Peninsula and Java across vast distances.
His text The Indianized States of Southeast Asia first appeared in 1948 under the French title Les états hindouisés d'Indochine et d'Indonésie. A later English translation edited by Walter F. Vella arrived in 1968.