1870 Monterey, Highland, Virginia there is Rebecca M 50, Sarah M 17, Rebecca J 14, Susan E 13 and Rachel A 8.
MORTON says REBECCA’S BROTHER JOHN HAS A SUSAN E AND RACHEL A with fits ages. Other documents site them as daughters of this Rebecca

—neighbor is Elizabeth Carpenter 39 with Daniel M 19, Melvina 16, Mary AR 14, Margaret 12, Melissa A 10, Elizabeth 8, Robert J 5 and Sarah E 1 all born VA
—-next. Jarret Carpenter 42 with Martha J 42, Mary RA 18, William R 17, Charles F 15, Sarah J 14, Joseph W 12, Rachael A 11, Jefferson D 8 and Elizabeth 6 all born VA
—next Rebecca Carpenter 80, Martha S 59, Sarah B 53 and Mary J 52 all born VA

1880 Monterey, Highland, Virginia with Rebecca Carpenter 60 VA as were parents; Sarah M 28 VA, Rebecca J 25 VA, Ida Bell 6 her granddaughter, and grandsons Eddie L 3 and William W 2 all born VA

Neighbors are Gutshall, Buzzard;
Martha Carpenter 69 and sister Sally B 63 both VA;
James W Carpenter 54, wife Martha J 53, Elizabeth J 14 and sons Willam 26, Joseph W 23 and Jefferson D 17 al born VA