Roberts, C. V. 1., & Ely, W. S. 1. (1925). Early Friends families of upper Bucks [microform]: With some account of their descendants, historical and genealogical information about the early settlers in upper Bucks County, Pennsylvania. Philadelphia: Roberts.

Roberts, Clarence V. 1862-, and Warren S. 1855-1936 Ely. Early Friends Families of Upper Bucks [microform]: With Some Account of Their Descendants, Historical and Genealogical Information About the Early Settlers in Upper Bucks County, Pennsylvania. Philadelphia: Roberts, 1925.

Roberts, Clarence V. 1862-, and Warren S. 1855-1936 Ely. Early Friends Families of Upper Bucks [microform]: With Some Account of Their Descendants, Historical and Genealogical Information About the Early Settlers in Upper Bucks County, Pennsylvania. Philadelphia: Roberts, 1925.