title: A TECHNIQUE FOR THRUST-VECTOR ORIENTATION DURING MANUAL CONTROL OF LUNAR LANDINGS FROM A SYNCHRONOUS ORBIT. NASA TN D-2298.
mesh_terms: D006801:Humans; D016081:Moon; D009915:Orbit; D009949:Orientation; D018030:Silver Compounds; D013026:Space Flight; D014481:United States; D018557:United States National Aeronautics and Space Administration
chemical_list: D018030:Silver Compounds
keywords: ORIENTATION; SPACE FLIGHT