Military Unit Designation: Washington Light Battery, 2nd Brigade, California Militia (after 1866, National Guard of California) (1)
Date of Organization: July 31, 1863
Date of Disbanding: August 17, 1866
Inclusive dates of units papers: 1863-1867
Geographical Location or Locations: Napa City & County
Unit papers on file at the California State Archives:
a. Organization Papers 1 document (1863)
b. Bonds none
c. Correspondence (Unclassified letters) 25 documents (1863-1864)
d. Election Returns 2 documents (1864-1865)
e. Exempt Certificates, Applications for none
f. Muster Rolls, Monthly returns 7 documents (1863-1866)
g. Oaths Qualifications 8 documents (1863-1865)
h. Orders none
i. Receipts, invoices 6 documents (1864-1867)
j. Requisitions 5 documents (1863-1864)
k. Resignations none
l. Target Practice Reports none
m. Other none
Official History:
History of the Washington Light Artillery (Washington Light Battary) California Militia, 1863-1866.