Langley’s brochure for the Golovin Committee described Lunar landers of varied sizes and payload capabilities.  There were illustrations and data on a very small lander that was able to carry one man for 2 to 4 hours on the moon.  There was an “economy” model that could two men for a 24-hour stay. The third model was called the “plush” module, it would carry two men for a 7-day stay on the moon. Weight estimates for the three craft, without fuel, were 580, 1,010, and 1,790 kilograms, respectively…