TheCodeBreakers
D. K.
1. One Day of Magic: I
AT1:28 on the morning of December 7, 1941, the big ear of the Navy's
radio station on Bainbridge Island near Seattle trembled to vibrations in
the ether. A message was coming through on the Tokyo-Washington
circuit. It was addressed to the Japanese embassy, and Bainbridge
reached up and snared it as it flashed overhead. The message was short,
and its radiotelegraph transmission took only nine minutes. Bainbridge
had it all by 1:37.
The station's personnel punched the intercepted message on a
teletype tape, dialed a number on the teletypewriter exchange, and when
the connection had been made, fed the tape into a mechanical
transmitter that gobbled it up at 60 words per minute.
The intercept reappeared on a page-printer in Room 1649 of the Navy
Department building on Constitution Avenue in Washington, D.C. What