Essex County birth record page 61. His initials are clearly R. S. Although he was born in King and Queen County, his parents lived in Essex County.

1900 U.S. Census, Essex County, Virginia
Rappahannock District, Sheet 13
Dwelling 227, Household 227
Croxton, Drury, white, male, born April 1866, 34, married 16 years, born in Virginia, both parents born in Virginia, shoe maker, 0 months not employed, cannot read or write, speaks English, rents house, 219 on farm schedule
Croxton, Columbia, wife, white, female, born March 1872, 28, married 16 years, mother of 5 children of whom 5 survive, born in Virginia, both parents born in Virginia, can read and write, speaks English
Croxton, Laura B, daughter, white, female, born August 1884, 16, single, born in Virginia, both parents born in Virginia, day laborer, 0 months not employed, can read and write, speaks English
Croxton, Clara H., daughter, white, female, born December 1887, 13, single, born in Virginia, both parents born in Virginia, day laborer, 0 months not employed, can read and write, speaks English
Croxton, Robert L., son, white, male, born September 1890, 9, single, born in Virginia, both parents born in Virginia, cannot read or write, speaks English
Croxton, Virgie M, daughter, white, female, born May 1895, 5, single, born in Virginia, both parents born in Virginia, cannot read or write, speaks English
Croxton, Allice M., daughter, white, female, born September 1897, 2, single, born in Virginia, both parents born in Virginia, cannot read or write, does not speak English

1910 U.S. Census for Essex County, Virginia
Rappahannock District, Enumeration District 39
Road from Center Cross to Ozeana
Dwelling 50, Household 50
Croxton, Dury C., head, male, white, no age listed, married 3 times, current marriage 25 years, born in Virginia, both parents born in Virginia, shoemaker, rented shop, works on own account, cannot read or write, rents house
Croxton, Columbia, wife, female, white, 46, married 1 time, current marriage 25 years, born in Virginia, both parents born in Virginia, speaks English, can read and write
Croxton, Robert L., son, male, white, 19, single, born in Virginia, both parents born in Virginia, speaks English, laborer on general farm, wage worker, can read and write
Croxton, Virgie M., daughter, female, white, 15, single, born in Virginia, both parents born in Virginia, speaks English, can read and write, in school
Croxton, Alice M., daughter, female, white, 11, single, born in Virginia, both parents born in Virginia, speaks English, can read and write, in school
Croxton, Ethal G., daughter, female, white, 8, single, born in Virginia, both parents born in Virginia, no occupation, can read, cannot write, in school
Croxton, Lillie T., daugther, female, white, 5, single, born in Virginia, both parents born in Virginia