Letter from Colonel J. R. Duffy to the U.S. Army Primary Helicopter School congratulating them on their 10th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Head-shot of US Representative Jim Wright from the shoulders up. The Congressman is wearing a white shirt and a dark-colored tie. On the back of the photograph are a stamp giving the Boyce-Ditto Public Library address and handwritten notes.

Head-shot of US Senator John G. Tower, against a light-colored background. The Senator is wearing a light-colored suit and a patterned tie. On the back of the photograph are a stamp giving the Boyce-Ditto Public Library address and handwritten notes, including one identifying the photo's subject.

Letter from actor John Wayne to the U.S. Army Primary Helicopter Center, commending them on their work. He also briefly mentions the war in Vietnam. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from Walter Cronkite, of CBS News, to the U.S. Army Primary Helicopter School congratulating them on their 11th anniversary. He briefly touches on the war in Vietnam. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Letter from Colonel Arnold A. Berglund to the U.S. Army Primary Helicopter School congratulating them on their 10th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Head-shot of General Omar N. Bradley against a light-colored backdrop. The general is in uniform, which bears small medals and embellishments. On the back of the photograph are typewritten notes and a stamp giving the Boyce-Ditto Public Library address.

Photograph of US Representative for the 17th District of Texas, Omar Burleson. Mr. Burleson is sitting at a desk in an office, holding a stack of papers. Behind Mr. Burleson, a bookcase, an American flag are visible, and, through the window behind the desk, the Capitol building is also visible.

Letter from U.S. Army General W. C. Westmoreland to Colonel E. P. Fleming congratulating him on the 11th anniversary of the United States Army Primary Helicopter Center. The General commends the Colonel on the the Center's work and touches on the war in Vietnam. 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 Captain William F. Gabella congratulating the U.S. Army Primary Helicopter School on their 10th anniversary. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Head-shot of CBS newsman Eric Sevareid. Mr. Sevareid is wearing a suit with a dark tie and a dark pocket-square. He is sitting in front of a light-colored background. On the back of the photograph are a stamp giving the Boyce-Ditto Public Library's address and handwritten notes, including one that identifies the photo's subject.

Photograph of Igor I. Sikorsky. Mr. Sikorsky is wearing a suit with an ID name clip hanging from his left-breast pocket. He's holding a model airplane in his right hand (his left arm is out of shot), and there are out-of-focus frames on the wall behind him. On the back of the photograph is a stamp giving the Boyce-Ditto Public Library address, handwritten notes, and a sticker identifying the photo's subject.

Letter from Igor I. Sikorsky to Major William D. Phillips congratulating the U.S. Army Primary Helicopter Center on its 11th anniversary. In a post-script, he mentions that he has enclosed a photograph with the letter. On the back of the letter is a stamp giving the Boyce-Ditto Public Library's address.

Head-shot of Texas Senator Tom Creighton. Mr. Creighton is wearing a dark suit and tie, and half of his face is partially shadowed. The backdrop is dark and out-of-focus. On the back of the photograph are handwritten notes and two stamps: one giving the Boyce-Ditto Public Library's address and the other giving the photo printer's information.

Letter from U.S. Representative Jim Wright to Major William D. Phillips congratulating the U.S. Army Primary Helicopter Center on their 11th anniversary. He also briefly touches on the war in Vietnam. On the back of the letter is a stamp giving the Boyce Public Library's address.

Letter from U.S. Representative Omar Burleson 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 Public Library's address.

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 General Paul L. Freeman, Jr. 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 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.