Photocopy of a booklet from 1907 advertising various types of architecture designed by the Trost & Trost firm, with introductory text and advertisements.

Postcard image of the construction of Elephant Butte Dam in New Mexico, viewed from the south side of the dam, with the reservoir in the background. The postcard front caption reads: "Elephant Butte Dam, Biggest Irrigation Project in the World. Lands under this Project Our Specialty. Broaddus & Le Baron, El Paso, Tex." The postcard is addressed to Mrs. Henry Horne, Hallowell, Maine and the postcard is post marked, El Paso, Texas, June 14, 1915.

Postcard image of a large group of uniformed U.S. soldiers standing or mounted in a group outside St. Genevieve Catholic Church and a wooden gazebo situated in front and to the right of the building. Two men at the front-left part of the image are riding Harley Davidson US Army J Model motorcycles that have attached sidecars. The church has square towers on either side of the entrance with rounded roofs; another building is partially visible to the left of the church and there is a partial sign with the word "Hotel."

Postcard image of a line of Springfield rifles (United States Rifle, Caliber .30-06, Model 1903) arranged in upright stacks, with packs around the outside of each grouping. Uniformed men are standing behind the equipment; another line of stacks and tents are visible in the background. Caption text along the bottom of the image says: 'National Guardsmen arriving on the Border.'

Postcard of the Three Sisters mountain peaks in the New Mexico desert. In the foreground, there is a relatively flat desert area covered in scrub and plants, with a wooden structure at the left side of the image that may be an old mine headframe entrance to the Canon Quarry Mine. The postcard caption says: Tres Hermanas (3 Sisters) Mountains, New Mexico.

Postcard image of an outcropping of rocks with bushes and scrub in front of a flat desert area with peaks in the background, which are part of the Tres Hermanas Mountain range.

Photograph of uniformed National Guard troops standing around a collapsed tent at a campsite, in front of two lines of raised tents of different shapes. Around the outside of the site (left side of image), Springfield rifles (United States Rifle, Caliber .30-06, Model 1903) are arranged in upright stacks, with packs around the outside of each grouping and a U.S. flag is visible above one stack. Text is printed at the bottom of the image: "National Guard on the Mexican Border, Deming, New Mexico." with a handwritten note written below the photo: "putting up tents."

Postcard image of an unidentified desert mountain range, likely in Luna County, New Mexico. Several rocks, bushes, and scrub are visible in the foreground of the image with the mountains visible in the background.

Postcard image of a southwest desert vista in the Chihuahuan Desert, taken near an outcropping of large rocks surrounded by small, brushy bushes. A flat desert area is visible behind the rocks, with mountains in the background.

Postcard of a U.S. soldier guarding the tent where the caskets of fallen soldiers are held in Columbus, New Mexico.

Photograph of U.S. soldiers getting a ride on a trash truck. Five men in uniform are perched on top of trash cans and various other objects. Several of the men are holding rifles and there is a small black dog sitting on the lap of one of the solders. There appears to be a train in the background.

Photograph of U.S. Army practicing wig wag signaling. The man that is holding the flag is sending the code while the men on the ground are reading the code from the other group. The soldiers are wearing military uniforms and hats.

Photograph of a National Guard Unit riding on horseback. These men are in New Mexico near the city of Columbus. The soldiers are wearing military uniforms and hats. One of the soldiers is holding the unit's flag. It has the letters G.T. on it but the other letters are not clear.

Photograph of General George Bell, Jr. with Charles (Chas.) Moore and Conger Pratt. They are standing together looking at papers and other materials. Accompanying information states: "General Bell on the left side of the photograph. On the right side of the photo is Lieutenant Moore, Charles B. The officer in the center is Lieutenant Conger Pratt, of the Infantry, ADC. The men were most likely discussing tactics and strategy after the raids on Columbus, New Mexico."

Copy negative of Lieutenant Townsend Whelen and an unidentified man resting under a make-shift tent. These men are resting on a trail south of Columbus, New Mexico.

Photograph of an U.S Officer wearing a military uniform, glasses, and a hat. The officer is standing in front of a glass door.

Photograph of four men standing in field. Two of the men are war correspondents, and the other two are officers in the U. S. military. There is a building in the right side of the image with a man walking in front of it holding a rifle. Text underneath the photograph reads: "American Army & A War Correspondent, south of Columbus, N. M. 1916. 1. Charles S. Hamilton, 1st Lieut. 6th Infant. 2. Richmond Smith, Capt., 6" Inf. (Civ. clothes). 3. Louis J. Van Schaick, Capt., 6" Inf. 4. Jas. N. Peale, 2nd Lieut., 6th Infantry."

Photograph of a street scene in Columbus, New Mexico. A truck can be seen driving up the road. There are two men on horseback and a few cars parked in front of a business. Most of the businesses names are not legible due to the small print. The A. D. Frost furniture and hardware store can be seen on the next block, in the upper left hand corner of the photo.

Photograph of a group of unidentified military officers looking at a map. A group of five military officers can be seen strategically planning their next military move while looking over a map. Three unidentified gentleman can bee seen looking over the shoulders of the officers.

Photograph of cavalry soldiers going out on patrol.

Photograph of burial coffins. In the photograph, four U.S. Service member coffins rest atop carrying caskets.

Photograph of a dead body burning in a desert field in Columbus, New Mexico.

Copy negative of a group of men on horseback riding down a dirt road in several lines. The men are wearing sombreros. One of the men in the front is carrying a dark-colored flag with writing on it. They appear to be in a desert and there are hills rising in the background behind them.

Photograph of a dead body in Columbus, New Mexico. In the image, an unidentified man is lying face down in the grass with his boots missing. Accompanying information states that: "Upon close inspection of the body, the man has suffered a possible cannon blast to the right part of his upper back."