[5] 
Top Secret
2 December 1941
From: Cincaf
Action: Opnav
Info: Cincpac
020730

Bearing 070 from Saigon distant 180 miles 3 type I-61 submarines in cruising formation headed south 15 knots. 21 transports anchored Camranh Bay with six planes patrolling overhead.

Comment: This is in position Lat 11-50 N Long 109-29E, 690 miles from  Manila. /s/ EW

(EXHIBITS OF JOINT COMMITTEE , EXHIBIT NO. 78, DESPATCHES ON KRA PENINSULA ALERT (1941))