The Albert Yackle papers consist of documents related to his career in helicopter design engineering at Kellett Aircraft Corporation and Lockheed Aircraft Corporation.

Albert Yackle was born on May 13, 1922 in Willow Grove, Pennsylvania. He graduated from Pennsylvania State University in 1944 with B.S. in Mechanical Engineering / Aeronautical Option. He spent two years in the United States Navy as an Operation Officer in 1946. Shortly after, he began his aeronautical career at Kellett Aircraft Corporation from 1946 through 1960. In between his time at Kellett, Yackle briefly worked at Chase Aircraft Company for two years. He joined Lockheed Aircraft Corporation in 1960 and remained there for over 30 years. During his career at Lockheed, his projects included the Four Place Helicopter, Vertical / Short Take-Off and Landing (V/STOL), and the AH-56A Cheyenne. After his retirement, Yackle worked as a consultant in Pasadena, California.

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