James H. Carleton to George W. Bowie, May 25, 1862
Col. GEORGE W. BOWIE, Fifth Infantry California Volunteers,
COLONEL: Please order Major Rigg, First Infantry California Volunteers, and Captain Greene’s company, First Infantry California Volunteers, and Captain Thayer’s company, of the Fifth Infantry California Volunteers, to march to this post at the time when Francis’ train, now en route to Fort Yuma, returns to this post. Our people took possession of Tucson without a fight on the 20th instant. The secession troops have all left the Territory, and a rumor is afloat that Sibley has been badly whipped. I inclose for your information General Orders, No. 2, from these headquarters; also a letter for Major Rigg, and an open letter to Lieutenant Barrett, depot quartermaster and commissary at Fort Yuma.
I have the honor to be, colonel, very respectfully, your obedient