Douglas's business grew astronomically with the onset of World War II, employing as many as 44,000 people in 1943. To defend against air attack set designers from the <answer>Warner Brothers Studios</answer> prepared elaborate camouflage that disguised the factory and airfield. The RAND Corporation began as a project of the Douglas Company in 1945, and spun off into an independent think tank on May 14, 1948. RAND eventually acquired a 15-acre (61,000 m²) campus centrally located between the Civic Center and the pier entrance.
The company used camouflage from what designers?
Warner Brothers Studios