by Glenn A Kennedy. 1962. 

"American Ancestry of Yvonne Odette Kennedy" by Glenn A. Kennedy is a comprehensive genealogical study tracing the lineage of Yvonne Odette Kennedy and her ancestors. The book delves into the family's history, highlighting significant figures such as Duncan de Garrick, the first known Kennedy ancestor from Scotland, and connections to notable historical figures like the first Earl of Chatham. Acknowledging the contributions of many individuals who assisted in the research, the author encourages readers to share additional information, corrections, or suggestions to further enrich the family record and preserve the legacy for future generations.