Letter from Retired General Mark W. Clark to the U.S. Army Primary Helicopter School congratulating them on their 11th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from Eric Sevareid to Captain William F. Gabella, congratulating the U.S. Army Primary Helicopter School on their 10th anniversary. He also briefly mentions the Vietnam War. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Photograph of retired US Army General Mark. W. Clark. The general is sitting at a desk in uniform. On the desk are two upright-standing pens, a small knick-knack shaped like a man, and a desk sign with General Clark's name and rank. Behind him, two standing flags are visible. On the back of the photograph are a stamp giving the Boyce-Ditto Public Library's address and handwritten notes, including one that reads, "1966."

Letter from General Omar N. Bradley to Captain William F. Gabella commenting on the 10th anniversary of the U.S. Army Primary Helicopter Center. He apologizes for not replying to the Center's request for comments, citing being out of the city for a month as his reason. He also briefly mentions Vietnam. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from Texas Governor John Connally to the U.S. Army Primary Helicopter School, congratulating them on their 11th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address. There is a small handwritten note at the bottom of the page that reads, "7."

Letter from Les Traweek (the President of the Weatherford Chamber of Commerce) to Colonel E. P. Fleming Jr., congratulating the U.S. Army Primary Helicopter Center on their 11th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from retired General Hamilton H. Howze to Major William D. Phillips congratulating him on the U.S. Army Primary Helicopter Center's 11th anniversary. He also briefly mentions the Vietnam War. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from Mort Walker (author of the Beetle Bailey comics) to Major William D. Phillips, congratulating him on the U.S. Army Primary Helicopter Center's 11th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address. There are cartoon characters all along the bottom of the letter.

Letter from Texas Senator Tom Creighton to Colonel E. P. Fleming, Jr. congratulating the U.S. Army Primary Helicopter Center on their 10th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from retired General Mark W. Clark to the U.S. Army Primary Helicopter School on their 10th anniversary. He also briefly mentions the wars in Vietnam and Korean. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from Senator John G. Tower to Major William D. Phillips congratulating the U.S. Army Primary Helicopter Center on their 11th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Cartoon depicting a sign held in the air by helicopters at the upper corners and dangling soldiers in the lower corners; it says "11th Anniversary Primary Helicopter School." Sergent Snorkel is leaning out of the helicopter on the left to say "Come on Beetle! You're letting your end sag!" A note at the bottom says "With best wishes to all the gang at Fort Wolters - Mort Walker."

Cartoon panel drawn for the 11th anniversary of the Fort Wolters Helicopter School in Texas. In the image, two men are in a helicopter cockpit and the helicopter is upside-down. There are two speech bubbles that say: "You chump, you got this thing flying up-side-down" and "I have? Well, it is different, isn't it?" A note in the lower-right corner says "To Fort Wolters the best - Al Smith."

Head-shot of Commanding General in the US Army James K. Woolnough. The general is in uniform and is sitting against a light-colored background. On the back of the photograph are typewritten information about the photo (such as the photo's subject, photographer, etc.), a stamp giving the Boyce-Ditto Public Library's address, and handwritten notes.