Letter from Cornelia Yerkes to her mother Frances wishing her a happy Mother's Day, discussing flight training with a new instructor, family, an upcoming inspection, her ground-school instructors, and her health. Typed on seasonal USO stationary.

Letter from Cornelia Yerkes to her father discussing a mango from him, news about her aunt, war bonds, flying the AT-6 and advanced training, her mother's birthday, and problems with her wrist.

Letter from WASP Cornelia Yerkes, probably to her father, discussing recent letters, money, a watch, poor weather, flying planes to Sweetwater, being buzzed by a P-40, Southerners, and her coat. Written on Hotel Heidelberg (Jackson) stationary.

Letter from WASP Cornelia Yerkes discussing ferrying aircraft with bad weather and mechanical problems, and doing errands. Written on Friendly Hotels stationary.

Letter from Cornelia Yerkes written on Hutson Hotels stationary, discussing flying a Cessna to Fort Sumner, New Mexico, her current layover in Amarillo and pending trip back to Wichita. In postcript, she asks the recipient to send a friend a fruit box.

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, probably to her family, discussing getting to talk with the recipient(s), flying, mechanical problems, a cough, and other news. Written on Hotel John Marshall (Richmond) stationary.

Postcard from WASP Cornelia Yerkes to her parents discussing picking up a plane in Long Beach. The postcard features an image of a silver DC-3 with red trim in flight.

Postcard from WASP Cornelia Yerkes to her parents Fred and Frances with a note about ferrying an aircraft. The card is from St. Joseph's, MO, and features a drawing of Jesse James' house with an inset portrait of James.

Letter from WASP Cornelia Yerkes discussing not being able to deliver a P-51 due to weather, the 1944 presidential election, family news, thoughts on Texans and southerners, her grandfather's health and 90th birthday, Jackie Cochran, Cornelia's reputation among WASPs, changing her name with the Civil Service, and the end of the WASP. Typed on Sheraton Hotel stationary.

Letter from Cornelia Yerkes discussing arranging a meeting with Jackie Cochran, visiting home, and living with the Willis family.

Letter from WASP Cornelia Yerkes, probably to her parents, discussing recent flights, landing a P-51, differences between bases, and meeting Peruvian Air Force officers. Written on Mayo Hotel (Tulsa) stationary.

Letter from Cornelia Yerkes to her mother discussing a package, her schedule, flying in a B-26, remnant Japanese troops on Guam and safety on the island, getting Seabees to help her move things, doing laundry, meeting someone she went to grade school with, and food.

Postcard from Cornelia Yerkes to her mother discussing friends in New York City. The postcard features a color reproduction of the "Festival of St. Roche" by E. Debat-Ponsan as it appeared in the Tudor Hotel.