Pedal power in work, leisure and transportation
Illus. Bibliography p. 127
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Main Authors: | , , , , |
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Format: | Texto biblioteca |
Language: | |
Published: |
Emmaus, Pa. (USA) Rodale Press
1977
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Subjects: | WORKSHOPS, EQUIPMENT, APPROPRIATE TECHNOLOGY, ENERGY, MUSCLES, HISTORY, PUMPS, TRANSPORT, ATELIER, MATERIEL, TECHNOLOGIE APPROPRIEE, ENERGIE, TALLERES, EQUIPO, TECNOLOGIA APROPIADA, ENERGIA, MUSCLE, HISTOIRE, POMPE, MUSCULOS, HISTORIA, BOMBAS, TRANSPORTE, |
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