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20140913 spain6

20140913_spain6.jpg Transmission of motion by compund gear train (Army Service Corps Training, Mechanical Transport, 1911) Miniatures celery Transmission of motion by compund gear train (Army Service Corps Training, Mechanical Transport, 1911) Miniatures celery Transmission of motion by compund gear train (Army Service Corps Training, Mechanical Transport, 1911) Miniatures celery Transmission of motion by compund gear train (Army Service Corps Training, Mechanical Transport, 1911) Miniatures celery Transmission of motion by compund gear train (Army Service Corps Training, Mechanical Transport, 1911) Miniatures celery