Copy of a letter from M. H. Knowles to Plosser and Prince discussing the possibility of an alternative lumber source since the original lumber company, Feather River Pine Mills, experienced damages to their supply.

Copy of a letter from M. H. Knowles to Fred L. Richardson discussing a contract between Plosser-Prince Air Academy and the Defense Plant Corporation for the account of the U.S. Army Air Corps, mentioning that the Academy will be subject to Army Air Corps auditors and that Richardson should refrain from deposit guarantees. The subject line of the letter reads, "Community Natural Gas Co. Dallas, Texas", and is crossed out in pen.

Letter from Texas Electric Service Company to Victor J. Nelson with an invoice for services supplied to Prince and Plosser Air School. An additional note from Mr. Prince is typed at the bottom regarding the bill in the letter and a disagreement that had occurred over whether or not it was paid.

Copy of a letter from R. C. Griffith to Prince and Plosser discussing regulations and proposed plans for building a railroad track spur to carry plane fuel and supplies out to Plosser and Prince's flight school. The header at the top of the letter reads, "The Texas and Pacific Railway Company".

Copy of a letter from R. C. Hoppe to Charles A. Prince and Joe B. Plosser discussing the low quality of the water pipe lines being laid at the flight school construction site in Sweetwater, and negotiating the city's portion of payments due to the issues.

Copy of a letter from R. O. Pearson to Prince and Plosser discussing Prince and Plosser's request for more information about using natural gas at their flight at Avenger Field, Sweetwater, Texas.

Copies of a receipt documenting delivery of a personal letter from Colonel L. S. Smith sent to Charles A. Prince in Sweetwater, Texas.

Letter from Joe B. Plosser to Irby and Dineen discussing the payment of $1,972.80 for Irby's invoice for reporting Case Number 1718 in Abilene, Texas.

Letter from L. S. Smith to Charles A. Prince discussing "the situation in Washington."

Letter from Joe B. Plosser to Carl Barnes discussing an enclosed letter of recommendation for Mr. Barnes.

Invoice for services billed to Dan Moody, an attorney from Austin, Texas by Irby & Dineen, shorthand reporters for the Northern District of Texas Federal Courts, including a transcript and a few extra copies.

Letter from Joe B. Plosser to Wing Commander George Greaves discussing previous correspondence from April 22, 1943. Plosser attaches three letters of recommendation to the letter, as requested, and expresses his relief that Greave's family has been reunited.

Order form for commercial refrigeration equipment sold by the International Harvester Company to the Plosser-Prince Air Academy, including a walk in cooler, condensing unit, expansion valve, and dehydrator, totaling $931.44 for delivery on June 15, 1942.

Letter from J. H. Steffen to Charles A. Prince discussing the contract between Steffen Brothers Hotel Supply Company and Plosser-Prince Air Academy, referencing a phone call between Mr. Steffen and Joe B. Plosser earlier that day.

Letter of recommendation from Joe B. Plosser for Carl Barnes.

Letter from Plosser-Prince Air Academy to Commanding General H. H. Arnold discussing the cancellation and replacement of Joe. B. Plosser and Charles A. Prince's contract with the United States Army Air Force in compliance with the District Attorney's office charges filed on April 3, 1943. Plosser and Prince ask that "new operators be held in abeyance pending the outcome of" their trial and request that General Arnold "initiate the proper steps toward [their] restoration as operators" of their field.

Handwritten note on a printed sheet with oil prices sent to Sweetwater, Texas. The written note says "Cal-Tex Ref Co., Colorado (City), Texas," and "[sic] Anderson-Prichard Oil Corp, Gen Offices - Okla City, Okla."

Invoice for items sold to Plosser-Prince Air Academy by Merchants Fast Motor Lines, Inc., shipped by Dalby Motor Freight, Inc.

Letter from Standard Oil Company of California to Aeronautical Training Center, Inc. discussing a previous letter from March 25, 1941.

Order form for commercial refrigeration equipment sold by the International Harvester Company to the Plosser-Prince Air Academy, including a walk in cooler, condensing unit, expansion valve, and dehydrator, totaling $949.94 for delivery on June 15, 1942.

Check for $1,972.80 paid to Irby & Dineen by the Plosser-Prince Air Academy in Sweetwater, Texas for a reporting case at Abilene, Texas.

Check for $250 paid to J. M. Wagstaff by the Plosser-Prince Air Academy in Sweetwater, Texas for expenses on trial at Abilene, Texas.

Letter from Joe B. Plosser to Judge J. M. Wagstaff thanking Judge Wagstaff for this help. Plosser also enclosed a check within the letter.

Order form for commercial refrigeration equipment sold by the International Harvester Company to the Plosser-Prince Air Academy, including a walk in cooler, condensing unit, expansion valve, dehydrator, and No. 63 unit cooler., totaling $758.27 for delivery on June 15, 1942.