Constituted 15 July 1942 as 1st Battalion, 924th Engineer Regiment, in the Army of the United States. Activated 1 October 1942 at Army Air Base, Richmond, Virginia. Redesignated 1905 Engineer Aviation Battalion, 2 June 1943 at Dow Field, Maine. Departed the New York Port of Embarkation 8 September 1943 and arrived in India 12 October 1943. The unit was at Ledo, India at the end of World War II (15 August 1945 location). Returned to the United States via the New York Port of Embarkation on 3 January 1946 and inactivatged 4 January 1946 at Camp Kilmer, New Jersey.
Allotted to the National Guard of California 24 May 1946; Headquarters and Headquarters and Service Company organized and Federally recognized 27 September 1948 at Alameda, California.
Ordered into active military service 1 October 1950 at Alameda and reorganized 3 November 1950 as follows:
1810th Engineer Aviation Company (see ANNEX 1) redesignated Comany A.
1811th Engineer Aviation Company (see ANNEX 2) redesignated Company B.
1812th Engineer Aviation Company (see ANNEX 3) redesignated Company C.
1810th Engineer Aviation Company constituted 2 July 1942 as 907th Engineer Headquarters Company, Air Force. Activated 13 July 1942 at March Field, California. Redesignated 907th Engineer Air Force Headquaters Company, 1 August 1942. Inactivated 20 December 1945 in India.
Special note. I have received the insignia design of this unit from the 14th Air Force Association will will publish it at a later date.
Redesignted 1810th Engineer Aviation Company 24 May 1946 and allotted to the National Guard of Oregon. Organized and Federally recognized 14 Decembver 1949 at Portland. Ordered into active military service 1 October 1950 at Portland.
1811th Engineer Aviation Company constituted 15 July 1942 as 908th Engineer Headquarters Company, Air Force. Activated 1 August 1942 as 908th Engineer Air Force Headquarters Company at Hamilton Field, California. Disbanded 1 March 1944 at Army Air Field, Santa Rosa, California.
Reconstituted 14 February 1946 and activated 1 March 1946 at Geiger Field, Spokane, Washington.
Redesignated 1811th Engineer Aviatiion Company 11 September 1946 and allotted to the National Guard of California. Organzied and Federally recognized 27 Sepember 1948 at Alameda, California. Ordered into active military service 1 October 1950 at Alameda.
1812th Engineer Aviation Company constituted 23 February 1943 as 914th Engineer Air Force Headquarters Company. Activated 1 March 1943 at Hamilton Field, California.Combat service in the Pacific Theater. Served in the Army of Occupation of Okinawa 15 September - 14 October 1945 and Japan from 15 October 1945 - 5 March 1946. Inactivated 25 March 1946 in Pacific.
Redesignated 1812th Engineer Aviation Company 24 May 1946 and allotted to National Guard of California. Organized and Federally recognized 18 October 1948 at Van Nuys. Ordered into active military service 1 October 1950 at Van Nuys.
Headquarters and Headquarters Company and Service Company - Alameda, California.
Company A - Portland, Oregon
Company B - Alameda, California
Company C - Van Nuys, California
CAMPAIGN PARTICIPATIN CREDIT
World War II:
Company A (Portland, Ore.) entitled to Silver Bands inscribed: SICILY, CHINA DEFENSIVE, AND CHINA OFFENSIVE.
Company C (Van Nuys, Calif.) entitled to Silver Bands inscribed: NEW GUINEA, LUZON and LEYTE
Company A (Portland, Ore.) entitled to Meritorious Unit Streamer for period from 1 Sep - 1 Nov 44, embroidered PACIFIC THEATER (907 Eng Avn Co cited per GO 63, Hqs, 14th AF, dtd 28 May 45).
Company C (Van Nuys, Calif.) entitled to Philippine Presidential Unit Citation, Streamer embroidered 17 OCTOBER 1944 TO 4 JULY 1945 (Co C cited per DA GO 47-50.)
NOTE: Personnel of this unit having earned the Philippine Presidential Unit Citation further authorized the Philippine Liberation and Independence Medals and the Philippine Wound Medal if wounded in the Philippines in WW II.
COAT OF ARMS
SHIELD: Per bend argent and gules, in chief a Malayan bear's head affronte erased proper and in base the Burmese insignia of six stars of the first.
CREST: That for the regiments and separate battalions of the California National Guard: On a wreath of the colors (argent and gules) the setting sun behind a grizzly bear passant on a grassy field all proper.
CREST: That for the regiments and separate battalions of the Oregon National Guard: On a wreath of the colors (argent and gules) a demi disc gules charged with the setting sun with twelve light rays or (the shoulder sleeve insignia of the 41st Division) behind a beaver sejant proper.
MOTTO: Ernest Endeavor.
The colors red and whtie are for Engineers. The Burmese stars indicate one battle honor awarded the organization for service in that area, while the Malayan bear, indigenous to Burma and the Mayay Peninsula, represents the other battle honor.
DISTINCTIVE UNIT INSIGNIA:
The distinctive insignia consist of the shield and motto of the coat of arms.
NOTE: There are several more documents from the Center of Military History and the 14th Air Force that will add to the above lineage and honors statement.
1SG Charles W. Aresta, The Hawaiian Military Insignia Collectors and Study Group.