Postcard of a dirt road at Camp MacArthur with a row of barracks on the right and a grouping of tents on the left and rows of telephone poles on both sides. A man is standing in front of a barrack on the right, another man is riding a tractor down the dirt road, and there is a small group of men on the left side and some trees in the background. Written on the front of the postcard is the text: "125-126. U. S. Inf'try Camp MacArthur Waco, Texas. F. Mann. © 10-11-17."

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 of a dirt road lined with tents on both sides and a group of five soldiers in uniform and hats on the right and two soldiers standing on the left; there are other soldiers, houses, and telephone poles in the background. Printed on the front of the postcard: "No. 1. A Company Street. Camp MacArthur, Waco Texas. © F. Mann. 10/20/17."

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 the Brazos River with various vegetation and rock formations along the river bed. Printed on the front of the postcard: "Brazos River. Near Camp MacArthur in Waco Texas. © F. Mann 10-11-17."

Letter to Alma Hiller from her little cousin, "Hef", who writes about what it's like for him at Camp MacArthur, a military training base in Waco, Texas. The letter also discusses other family members, including a newborn baby in the family. The stationery letterhead has on its left and right side, respectively, an American flag image and a symbol that consists of a triangle within a circle, and it reads, "National War Work Council, Army and Navy Young Men's Christian Associations, 'with the colors'".

Postcard of a color image of a water filtering plant, which consists of three red brick buildings, a water tower, and a smoke stack, with a horse-drawn carriage on the driveway in the foreground and trees and a blue sky in the background. Printed on the front of the postcard: "Waco's New $300,000 Filtering Plant, Waco, Texas." There is a handwritten letter on the back of the postcard.

Postcard of several tents with cots underneath them and a message written with small rocks that reads "Headquarters 2nd Co. B. [...] with desert plants in the foreground.

Postcard of several groups of men standing in a large field with barracks, trees, and other buildings in the background. Printed on the front of the postcard: "Sec. F. Camp Mac Arthur. Waco Texas. © F Mann 10-11-17." There is a handwritten letter on the back of the postcard.

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".