Pictures 18 Shippingport Nuclear Power Station, Shippingport Pennsylvania Tweet PWR-2 CORE SUPPORT FLANGE BEING SEATED ON REACTOR VESSEL FLANGE, APRIL 14, 1964 LOWERING CLOSURE HEAD INTO REACTOR PIT, APRIL 20, 1964 PRESSURIZER AFTER PATCHWORK INSULATION, APRIL 21,1965 1-B MAIN COOLANT PUMP RIGGED FOR GAS PRESSURIZING, MAY 1, 1964 PWR-1 MAIN COOLANT PUMP (REMOVED), MAY 8, 1964 1-A STEAM DRUM THROUGH ACCESS OPENING, APRIL 24, 1964