"Visual education." . . "North West Consortium." . . "Schulung." . . "Management Instruction and study." . . "Employees Training of." . . "Occupational training." . . "Visual training." . . . . . . . . . . . "Projected still images in training"@en . . . . "Projected still images in training" . . . . . . . . . . . . . . "Programmed instructional materials"@en . . "Audiovisuelles Unterrichtsmittel." . .