Date: Unknown between April 27, 1973 and April 30, 1973

Time: Unknown between 9:34 pm on April 27, 1973 and 8:25 pm on April 30, 1973

Location: Executive Office Building

Unknown people met.

Clock

-Time mechanism

-Plug

The unknown men left at an unknown time before 8:25 pm on April 30, 1973.