The following Regular Army troops were ordered to duty along the Mexican Border during the period March, 1913 to December 1917.

BRIGADE HEADQUARTERS

H.Q. 5th Brigade
H.Q. 6th Brigade
H.Q. 8th Brigade

CAVALRY

1st Cavalry
2nd Cavalry
3rd Cavalry
4th Cavalry
5th Cavalry
6th Cavalry
7th Cavalry
8th Cavalry
9th Cavalry
10th Cavalry
11th Cavalry
12th Cavalry
13th Cavalry
14th Cavalry
15th Cavalry
16th Cavalry
17th Cavalry

FIELD ARTILLERY

3rd Field Artillery
4th Field Artillery
5th Field Artillery
6th Field Artillery

8th Field Artillery
10th Field Artillery
11th Field Artillery
13th Field Artillery
18th Field Artillery
82nd Field Artillery

ENGINEERS

1st Regt. Engineers
2nd Regt. Engineers
5th Regt. Engineers
2nd Engineer Battalion
8th Engineer Battalion
9th Engineer Battalion

COAST ARTILLERY

5th Prov. Regiment
20th Company CAC
31st Company CAC
39th Company CAC
41st Company CAC
56th Company CAC
69th Company CAC
74th Company CAC
77th Company CAC
91st Company CAC
103rd Company CAC
112th Company CAC
128th Company CAC
130th Company CAC
134th Company CAC
145th Company CAC
146th Company CAC
164th Company CAC
167th Company CAC
170th Company CAC

INFANTRY

3rd Infantry
4th Infantry
6th Infantry
7th Infantry
9th Infantry
11th Infantry
12th Infantry
14th Infantry
16th Infantry
17th Infantry
18th Infantry
19th Infantry
20th Infantry
21st Infantry
22nd Infantry
23rd Infantry
24th Infantry
26th Infantry
28th Infantry
30th Infantry
34th Infantry
35th Infantry
36th Infantry
37th Infantry
57th Infantry
64th Infantry

SIGNAL CORPS

1st Field Battalion
2nd Field Battalion
7th Field Battalion
1st Aero Squadron
8th Aero Squadron
9th Aero Squadron
10th Aero Squadron
12th Aero Squadron
13th Aero Squadron
2nd Telegraph Battalion
Company D, Signal Corps
Company E, Signal Corps
Company I, Signal Corps

Part 1
Part 2
Part 3
Part 4
Part 5