Original oil and gas trade magazine vintage ad for REPUBLIC SUPPLY COMPANY of Houston, TX. Light, The Essential for All Work! The driller's lighting plant is an extremely important part of his equipment. Type 4 Moon Turbo Generators, Moon Gas-Electric Lighting Plants Belted, Type 6 Moon Turbo Generators, Moon Gas-Electric Lighting Plants Direct Connected. Old 1928 petroleum industry oilfield and refinery advertisement.