USS Patterson (DD-392) is shown from the starboard at Mare Island wearing 31/2C on March 6, 1944. Photo source: NARA BS 65978.
USS Patterson (DD-392) from the port side at Mare Island on March 6, 1944, wearing 31/2C. The vertical colors are dull black (BK) ocean gray (5-O) and haze gray (5-H). Photo source: NARA BS 65979.
The Gridley class destroyer USS Patterson (DD-392) is seen from the port side on March 6, 1944, leaving Mare Island, California. The camouflage pattern here is Measure 31 Design 2C. Some panels of the lightest color reflect the sunlight directly to the camera making them appear to be white. Photo source: NARA 19-N-62618.
Assigned to Design in ComServPac 10/11/43 letter #0937 to BuShips.