Salathial's father John Cox was a well-known limeburner who died July 6, 1849 in Whitemarsh, Montgomery Co., Pa.

August 12, 1850 Census record:
Roll: M432_819; Page: 195; Image: 256.
5th Division, Spring Garden District, Philadelphia Co., Pa.
Margaret Cox, 38 born Penna.
Salathial Cox, 17, born Penna.
Sylvester Cox, 14, born Penna.
Juliann, 13, born Penna.
Emanuel Cox, 10, born Penna.

1855 Gopsill's Philadelphia directory:
Cox Salathael, tavern, Coates ab 12th

July 17, 1860 Census record:
Microfilm series M653, film 1164, page 251
1st Division, 14th Ward, Philadelphia, Pa.
Salathial Cox, 26, bricklayer, born Penna.
Emma, 24, born Phila.
Emma, 5, Phila.
Anna, 2, Phila.
William, 9/12, Phila.

1860 Gopsill's Philadelphia directory: Cox Salathial, cardr., r Somerset n Haverford

In 1861, he was a bricklayer, living at 1133 Olive St., Philadelphia, Pennsylvania (1861 McElroy's City Directory).

Civil War military service record:
Mustered into service on 20 August 1861. Physical description: 5 feet 11-1/2 inches tall, fair complexion, hazel eyes, and brown hair. "plenty of India ink marks on arms". He served as a private in Company C, 91st Regiment, Pennsylvania Volunteers. Teamster. On 28 July 1863, he was detailed for duty with the brigade train. On 5 August 1863, he was temporarily detailed as assistant wagon master. On 10 December 1863 was detailed as wagon master of the division ordnance train. On 30 December 1863, Lieutenant Colonel Sinex reported that he was one of 38 men who have less then 15 months to serve who were unwilling to reenlist. He mustered out on 20 September 1864, when his term expired.

1870 Gopsill's Philadelphia directory: Cox Slathier, bricklayer, h r 1131 Olive

11 June 1870 Census:
Microfilm series M593, film 1398, page 211
42nd District, 14th Ward, Philadelphia, Pa.
Salathiel Cox, 38, Bricklayer, born Montgy. Co., Pa.
Emma Cox, 35, House Keeping, Born Phila.
Emma V. Cox, 16, born Phila.
Anna F. Cox, 13, born Chicago
William S. Cox, 12, born Phila.
Note: Brother Sylvester Cox, Cabinet Maker, living next door)

1880 - 1885 Gopsill's Philadelphia directories:
Cox Salathiel, bricklayer, h 2536 Columbia av

10 June 1880 Census Philadelphia:
Microfilm series T9, film 1188, page 403 D
Salathiel Cox age 47 Brick Layer
2526 Columbia Ave.
Emma Cox age 45 Keeping House. Born in Germany
William S Cox age 20 Brick layer
Charles H Cox age 6 At school
Emma Cody daughter age 25, listed as married. Hair Dresser Emma A Cody age 5 At School
Robert Snint, other, age 24 conductor
Annie F Snint, other age 23
William W Snint, other, age 1 At Home

1884: He attended the 1884 meeting of the 91st's survivor's Association, with 2 sons (this would have been William and Charles.

1890 Philadelphia Directory: Salathiel Cox, bricklayer, Address: 2528 Columbia av

June 1890 Veteran Census: Salathiel Cox, 2530 Columbia Av.,
Roll: 80; Page: 1; Enumeration District: 695.

As early as 1898, Salathial and his wife were living at 2533 Nichols St Philadelphia (niece Lizzie May (nee Cox) Goldy pension application).

Salathiel Cox died of a hemorrage.

Philadelphia Inquirer, 27 April 1900, page 12:
COX.--On April 25, 1900, Salathiel, son of the late John and Margaret Cox, in his 67th year. Funeral on Sunday afternoon, at 1 o'clock sharp, from 2533 Nicholas street, E. D. Baker Post, No. 8, G.A.R.; Survivors of the Ninety-first Regiment Pennsylvania Volunteers; Master Bricklayers Association invited. Interment at White Marsh Cemetery.