Proposed advance of the Column from California from Tucson, Ariz. Ter., en route to the Rio Grande, in three detachments.

FIRST DETACHMENT.

(Field officers: Colonel J. R. West, First Infantry California Volunteers, commanding; Surg. James M. McNulty, First Infantry California Volunteers; Major Theo A. Coult, Fifth Infantry California Volunteers.)

Command Aggre Numbe Numbe Material

Companies er. gate r of r of transported.

wagon anima

s ls

C, 1st Infantry McMulle 77 2 12 30 days'

California n rations and

Volunteers company

property

E, 1st Infantry Roberts 78 2 12 Do.

California

Volunteers

B, 1st Infantry Dresher 74 2 12 Do.

California

Volunteers

G, 5th Infantry Hinds 85 2 12 Do.

California

Volunteers

K, 1st Infantry Pettis 78 2 12 Do.

California

Volunteers

Battery Thompso 21 1 15 30 days'

n rations,

property, and

ammunition

Field and staff --- 9 2 24 Record

stores, &c.,

and

ammunition

Hospital --- -- 2 12 Ambulance and

department wagon with

medical

stores

Ammunition --- -- 1 6 40,000 musket

(10,000 of

this in field

and staff

wagon)

Train --- -- 4 24 Tents, tools.

&c., and

forage (4,500

pounds).

Forage --- -- 1 6

Wagon-masters --- 2 -- 2

Total --- 429 21 149

SECOND DETACHMENT.

(Surg. J. H. Prentiss, First Cavalry California Volunteers.)

A, 1st Infantry Willis 88 2 12 30 days'

California rations and

Volunteers company

property.

A, Third Shinn 73 8 139 30 days'

Artillery rations,

Battery company

property,

ammunition,

and 4,000

pounds forage

B, 5th Infantry Smith 84 2 12 30 days'

California rations and

Volunteers company

property

Train --- -- 2 12 Tents, tools,

17,000 rounds

musket

ammunition,

and 1,250

pounds forage.

Total --- 245 14 175

THIRD DETACHMENT.

(Lieutenant Colonel E. A. Rigg, First Infantry California Volunteers, commanding; Surg. D. Wooster, Fifth Infantry California Volunteers.)

I, 1st Infantry Callowa 76 2 12 30 days' rations

California y and company

Volunteers property

F, 1st Infantry Parvin 61 2 12 Do.

California

Volunteers

D, 1st Infantry Martin 59 2 12 Do.

California

Volunteers

H, 1st Infantry Cox 84 2 12 Do.

California

Volunteers

Hospital --- -- 1 6 Medical stores,

department tents, tools,

&c.

Field and staff --- 2 1 9

Ammunition --- -- 1 6 28,000 rounds

ammunition

(musket).

Train --- -- 2 13 Ambulances and

forage wagon

with 2,500

pounds.

Total --- 282 13 82