Atom-smashing "Cosmotron" accelerates protons at the Brookhaven National Laboratory on Long Island, NY

Title card: "World's Mightiest Atom Smasher!" superimposed over electricity flashing on black screen / outdoor sign "Brookhaven National Laboratory" / car drives up to checkpoint / label on side of car "US Government For Official Use Only Atomic Energy Commission" / WS interior laboratory with Cosmotron and electromagnet / MS the Cosmotron / Dr. George Collins, left and lab director Dr. Leland Haworth confer before start of experiment / LS down aisle inside the lab, with large generator at left / danger sign on fence "Danger - everything inside this fence is at High Voltage" / man seated at control panel picks up telephone, talks into it / VS hands with switches, levers / CU generator begins to move / scientists at another group of control panels / VS particle injector begins to move particles into Cosmotron / part of the Cosmotron inside the lab / sign "Danger Radiation" / VS generator spins / sign "Injector particles protons 4 million volts" / injector valve with wisp of smoke emitting / Cosmotron / oscilloscope shows voltage moving / WS the Cosmotron / Note: exact day not known