Company D (McLauglhlin's), Second Cavalry California Voluntees, will proceed to and take post at Camp Union, Sacramento, Cal. The transportation sent with the detachment will return with Captain McLaughlin's company to Sacramento, and thence proceed to Benicia.

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By order of Brigadier-General Wright:

RICHD. C. DRUM,

Assistant Adjutant-General.

HEADQUARTERS DEPARTMENT OF THE PACIFIC,
San Francisco, Cal., March 28, 1863.

Brigadier General LORENZO THOMAS,

Adjutant-General U. S. Army, Washnigton, D. C.:

GENERAL: Agreeably to the orders from the War Department, Brigadier-General Shields reported to me for duty on the 20th instant. Under the instructions of the Secretary of War, as communicated in your telegraphic dispatch of the 14th, I have not assigned General Shields to any duty.

Very respectfully, your obedient servant,

G. WRIGHT,

Brigadier-General, U. S. Army, Commadning.

MARE ISLAND, CAL., March 28, 1863.

(Received 3:55 p. m. . 30th.)

Honorable GIGEDON WELLES,

Secretary of the Navy:

Having been reliably informed that hostile military organizations exist in the neighboring conties designed to attack this yard, I have ordered the Saginaw to return here.

THOS. O. SELFRIDGE.

SPECIAL ORDERS,
HDQRS. DEPARTMENT OF THEPACIFC, Numbers 83.
San Francisco, Cal., March 28, 1863.

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3. The headquarters of the Sixth Regiment of California Volunteers is established at Benicia Brarracks, Colonel H. M. Black, Sixth Infantry California Volunteers, relieving Colonel Ferris Forman, Fourth Infantry California Volunteers, in the command of that post. When relieved, Coloner Forman, with th headquarters of his regiment, will proceed to Camp, Drum, San Pedro, Cal, the colonel assuming the command of the District of Southern California.

4. Company A, Sixth Infanrty California Volurnteers, now at the Presidio of San Francisco, Cal., will on Monday next (30th instant) proceed to and take post at Beneticia Barracks. The quartermaster's Gepartment will furnish the necessary transportation.

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By order of Brigadier-General Wright:

RICHD. C. DRUM,
Assistant Adjutant-General.