Maud Lucile Eastwood was an amateur historian and collector of antique doorknobs.
In 1972, she retired from her job as a beauty salon operator in Tillamook, Oregon and began to seriously collect and research the history of doorknobs.
[3] In 1976, Eastwood published The Antique Doorknob, the first collector's manual for the hobby.
In 1981, the first national convention of the Antique Doorknob Collectors of America (ADCA) was held in Waverly, Iowa.
[5] Eastwood was granted a lifetime position on the organization's Board Directors in 1983 and served as its president in 1987.