Letter from WASP Cornelia Yerkes discussing flying across the country and the coming end of the WASP program. Written on Hotel Heidelberg (Jackson, MS) stationary.

Letter from WASP Cornelia Yerkes discussing recent correspondence, uniform items, the future of the WASP program, being grounded by bad weather, and delivering a P-51. Typed on Kemp Hotel (Wichita Falls) stationary.

Letter from WASP Cornelia Yerkes discussing buying ink for her pen, being "weathered-in" at Jackson Army Air Field (en route from Dallas to Memphis), trouble getting a hotel room in Jackson, changes to the base, possible routes to her destination, a possible officer's commission, and other WASPs marrying. Written on Robert E. Lee Hotel (Jackson) stationary.

Letter from Cornelia Yerkes discussing flying to Atlanta, trying to call her ex-husband, a party, flying to Dallas, problems with her radio, grounded airliners, and Dutch student pilots at Jackson Army Air Field. Written on Delta Air Lines stationary.

Letter from WASP Cornelia Yerkes discussing recent orders for ferrying aircraft, different types of aircraft, and not being able to get a check ride. Typed on Kemp Hotel (Wichita) stationary.

Letter from WASP Cornelia Yerkes discussing flying to Love Field, picking up a P-51 and flying it to Meridian, MS, and news about family friends. Typed on The Mayo (Tulsa) stationary.

Letter from WASP Cornelia Yerkes discussing being stuck with a faulty plane in Jackson, MS. Written on American Red Cross stationary.

Letter from WASP Cornelia Yerkes, probably to her parents, discussing a her recent work and travels. Written on Jackson Army Air Base Officers' Club stationary.

Letter from WASP Cornelia Yerkes to her parents discussing their recent trip, check flights, further training and pursuit school (for flying fighters), and recent flying. Written on Hotel Heidelberg stationary.

Letter from WASP Cornelia Yerkes to her parents discussing the weather, food, trying to travel with friends, bonds and finance, recent correspondence about her brother Francis, requirements for becoming a WASP and reflections on what it is like to be one, flying the UC-78, and her friend Marion.

Letter from Joseph R. Bertig to Daniel W. Kempner discussing plastic surgery operations.

From Introduction: "Figure 1 shows the location of sources that have been either exploited or seriously considered at one time or another, super-imposed upon a map indicating by small letters the order of consumption of K2O in the leading States; the amount used in these States, together with the percentage of the total consumption of potash used as fertilizer in the United States in 1939, is given in table 1. Figure 2 shows the domestic production and total consumption of potassium salts, in terms of tons of K2O, with the value per unit at the plants, for each year since 1913. Considered together, these two figures tell a significant story."

Special orders extract reassigning several Women Airforce Service Pilots to new stations and agreeing to pay them by the mile flown or to reimburse them for expenses incurred while traveling.