Mary K. Wead (1812-1896) worked for the United States Sanitary Commission (Woman's Central Association of Relief) during the Civil War, and during the 1880s was an inspector for the New York State Charities Association for Franklin County. She married Samuel Wead. No additional biographical information is available.

Eunice Wead (1881-1969), (Mary's granddaughter?), graduated from Smith College in 1902. She was a librarian at Smith College from 1906 to 1911; was Curator of Rare Books from 1917 to 1924; and became Professor of Library Science at the University of Michigan in 1924.