Shots of Los Alamos National Laboratory, facility for designing atomic bombs in Los Alamos, NM

Two panning shots of laboratory buildings / two MPS walking down street past building / cars and trucks waiting at entrance to laboratory as MPs check vehicles / close view of line of cars waiting at entrance, MP walks by / line of cars moving slowly ahead towards entrance / close view of sign "Los Alamos Project Main Gate, Passes Must Be Presented To Guards," tilt down to group of men standing under sign waiting / MP walks up to same group of men standing under sign and talks to them / men walking in and out of building, sign over entrance that says "Headquarters US Atomic Energy Security Service" / Note: exact day not known