Scientific American 1920 to 1929

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1920-05-08: HOW THE WEST IS PUTTING ITS WATER POWER TO WORK1920-05-15: STARTING OUT FOR THE DAYS WORK IN THE FIELDS1920-05-22: FINISHING OFF THE ROUGH CASTINGS IN THE SAND BLAST ROOM1920-05-29: MESA VERDE CLIFF DWELLINGS: THE HOME OF COLORADO'S LOST RACE1920-06-05: GETTING ALONG WITHOUT THE SWITCHING LOCOMOTIVE1920-06-12: THE MOTOR TRUCK DOING REGULAR TRAIN SERVICE ON A BRANCH RAILROAD1920-06-19: TILTING THE LADLE IN THE FOUNDRY. AN ANCIENT ART IN A NEW DRESS1920-06-26: ASSEMBLING THE MAZE OF WIRES AT A STEP-DOWN TRANSFORMER STATION1920-07-03: HUMAN SPIDERS AND THEIR WEB. PAINTING THE CABLES OF BROOKLYN BRIDGE1920-07-10: Shipbuilding on a Scale of Inches: the Model Maker At Work1920-07-17: Down the Wind with Everything Set1920-07-24: Shapping a Model Ship By Means of the Model Cutting Machine1920-07-31: Keeping the Motion Picture Camera on An Even Keel1920-08-07: Landing And Scaling Logs Near the Large Maine Forests1920-08-14: Speeding Up the Hay Harvest with the Gasoline Tractor, Rake And Stacker1920-08-21: Largest of Its Kind 350 Ton Crane At Philadelphia Naval Yard1920-08-28: Speeding Up Coal Delivery with the Motor Truck1920-09-04: Working with Bare Hands on Live Wire By Means of the Saftey Stage
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1920-06-26: ASSEMBLING THE MAZE OF WIRES AT A STEP-DOWN TRANSFORMER STATION

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