“John L. Cox and Judith Booker was married 24th of June 1830” [Booker-Garnett-Lyell family Bible at the Virginia State Archives, Acc. 24585.]

On 21 May 1832, John L Cox and William A Garnett were bound in the penalty of $600 for John L Cox’s administration of the estate of Leonard S Spindle, deceased. [Essex County, Virginia, Will Book 22, page 452.]

Pursuant to an order of court dated 19 August 1835, an inventory and appraisal of the estate of John W. Hoomes was made by Geo: H. Dobyns, Barnett Moss, and John L. Cox, and ordered recorded on 19 January 1835. [Essex County, Virginia, Will Book 23, pages 314–316.]

On 12 November 1835, John L. Cox witnessed the will of John H. Micou. [Essex County, Virginia, Will Book 24, pages 20–21.]

On 15 May 1837, an inventory and apprisal of the estate of John Boughan, deceased, committed to the hands of James Semple. sheriff of Essex and Committee of the estate, and made by John L Cox, Henry H Boughan, and Robt G Haile, was ordered recorded. [Essex County, Virginia, Will Book 24, pages 117–118.]

On 27 December 1838, an inventory and appraisal of the personal estate of Mrs Catharine Dix was made by R. M. Davis, Tho: N. Clarke, and John L. Cox. [Essex County, Virignia, Will Book 24, page 351.]

On 10 May 1841, an inventory and appraisal of the estate of Thomas Atkins, deceased, was made by Tho: N Clarke, John L. Cox, and John H. Smither. [Essex County, Virginia, Will Book 24, pages 596–597.]