Postcard of soldiers with rifles standing on a field. A note on the front of the postcard says: "A typical scene on the drill field at Camp MacArthur Waco, Texas."

Postcard of an aerial view of Camp MacArther. Text on the back of the card reads: "Dear Dad and Mother. I have felt fine all day. Have been out on the porch most of the time. All the boys are well Lots of Love. Park" The postcard is addressed to Mr. S. E. Waterbury.

Photograph of Dr. J.E. Cooke wearing a military uniform, holding a medical bag and hat, and standing at the front steps of a house in Mart, Texas. A handwritten note on the back of the photo indicates that it is from the Stauts estate of Waco.

Photograph of the interior of the mess hall at Camp MacArthur, with long tables on either side of the narrow room, and some soldiers at the far end. A handwritten note on the back of the photo says "Mess Hall, Co. A 1st Wis. Inf., Camp MacArthur, Waco, Texas."

Postcard of three soldiers lying in a field and practicing with a machine gun. A handwritten note on the back of the postcard is addressed to Miss Mary Oakley in Madison, Wisconsin and says, "Dear Miss Oakley, Best wishes and regards to you from Kosma. We got here on Thursday noon. Everything all right here. I write to you soon. Kosma."

Postcard of an African American man chopping wood outside of a log cabin, with another man and a woman sitting outside the door in the background. Text below the photo says "My old log cabin." A handwritten note on the back of the postcard is addressed to Miss Olive L. Butterfield in Mt. Pleasant, Michigan, and says, "Dear Olive, I am not uptown and am doing a little shopping. It's so awful warm. I'm going to bring my Canadian money all home cause it's only worth 15 cents on a quarter. Hope to hear from you soon. I forgot your house number. With love from Jesse."

Aerial photograph of downtown Waco, Texas as seen in 1917; the old city hall and the square around it can be seen directly in the center of the picture. The Brazos River can seen on the right side of the photograph.

Photograph of four soldiers and a small dog standing in a street, with three of them holding watermelons on their shoulders.

Postcard of a color image of the Hotel Watt in Waco with several people standing on the street in the foreground and clouds in the sky in the background. Printed on the front of the postcard: "Hotel Watt, Waco, Texas."

Postcard of a mess hall at Camp MacArthur with two long rows of benches and tables set with dishes and napkins; garlands and branches are hanging from the rafters in the ceiling and there are two American flags displayed on the wall on the left side and one hanging from the rafters (center). A handwritten note on the front of the postcard reads "19 XMAS. 17. G: M."

Postcard letter to Fred A. Waltz filled with photo cards of a military camp. The envelope has hand colored photos of military scenes and is titled, "Souvenir Folder U.S. National Guard Camp MacArthur, Waco, Texas".

Postcard of thirteen men in military uniforms, five sitting down and eight standing behind them. A printed note under the photo describes it: "The officers at headquarters Camp MacArthur, Waco, Texas."

Postcard of soldiers standing at attention in rows on a field. A note below the photo says: "Regimental Parade, Camp MacArthur. Waco, Texas."

Postcard of large, interconnected buildings. A printed note under the photo describes it: "Base hospital, Camp MacArthur, Waco, Texas."

Postcard of a row of interconnected buildings. A note below the photo says: "Base Hospital, Camp MacArthur. Waco, Texas."

Postcard of men standing near an early airplane. A note below the photo says: "Aviation, Camp MacArthur. Waco, Texas."

Photograph of the home built by Sam Wise with a family standing in front of it and next to a car. The members of the family are identified as: First row: (left to right) Iris and Lindsey Burley, Sadie Wise (pregnant with Lois Wise), Howard Wise, Ray L. Wise held by his father V. A. Wise, Legel and Clyde Wise, and Mary Lou and John Wise; Second row: grandpa Samuel Curtis Wise, Melvin Wise, grandma Francis Josephine Carlisle Wise, Louise Wise, Thelma Lee Wise, and Vera Hunter Wise.

Postcard of four men on horses, with the middle two holding an American flag and another unidentifiable flag. A note below the photo says: "Regimental Colors, Camp MacArthur. Waco, Texas."

Postcard of thirteen men in military uniforms, with five sitting down and the other eight standing behind. A note below the photo says: "The officers at headquarters, Camp MacArthur. Waco, Texas."

Postcard of Mable Blair wearing a dress with a fur collar and a hat. This collection of photographs of African Americans was purchased from an estate in Dallas, Texas.

Postcard of a military camp near a road with several barracks visible and many soldiers marching in formation. A note on the front of the postcard describes the photo: "Section 'A,' Camp MacArthur, Waco, Texas."

Postcard of a row of buildings across from a row of tents. A note below the photo says: "Mess Halls, Camp MacArthur. Waco, Texas."

Postcard of a line of men wearing military uniforms and sitting on horses. A note below the photo says: "Cavalry, Camp MacArthur, Waco, Texas."

Postcard of a man sitting on a horse-drawn wagon on a dirt road, with soldiers marching in formation with rifles in the background. A note on the front of the postcard says: "Section 'B' Camp MacArthur Waco, Texas."