A panoramic view of a petroleum refinery in Balikpapan, Indonesia, during the 1940s. The foreground features a large, cylindrical storage tank, likely used for storing oil or other petroleum products. The tank is made of metal and appears to be weathered and aged, hinting at a long history of use. The tank is situated on a flat, open area, with a network of pipes and pathways connecting it to other parts of the refinery. The middle ground features a large, industrial complex, likely a petroleum refinery. The complex is characterized by its tall chimneys, indicating the presence of combustion and processing activity. The complex is surrounded by a fence and a few trees, suggesting a controlled and secure environment. The image should evoke a sense of industry, progress, and the dynamic interplay between human activity and the natural environment.