A bond was taken out for the marriage of N. I. B. Whitlocke and Emily A. Haile on 7 October 1835. [Eva Eubank Wilkerson, Index to Marriages of Old Rappahannock and Essex Counties, Virginia, 1655–1900, page 124, citing Marriage Book 1, page 251.] She further identifies Mr. Whitlocke as Nathaniel Izard Bacon Whitlocke, citing Essex County, Virginia, Deed Book 45, page 470.]

“Emily A Haile was marred on the 13 day of Oct 1835 to N. I. B. Whitlocke” [Haile Family Bible, published by Kimber and Sharpless, Philadelphia, 1824, in possession of Charlotte Frischkorn, Richmond, Virginia, 1995.]

On 12 November 1835, N I B Whitlocke witnessed the will of John H. Micou, and proved the will on 21 December 1835. [Essex County, Virginia, Will Book 24, pages 20–21.]

In August 1848 (exact date not in record), Nathaniel I: B: Whitlocke special Commissioner sold to Charles L. Boughan of Essex County. Whereas by a decree dated 17 November 1845 in a suit in chancery Boughan against Shearwood, George W. Purkins was appointed Commissioner to sell at auction 41 acres purchased by Frances Boughan conveyed by her by deed to her six several children on 20 April 1843, and whereas George W. Purkins in pursuance of the said decree sold the land as required to Charles L. Boughan the highest bidder at $82, now therefore Nathaniel I: B: Whitlocke for $82.00 paid to George W. Purkins sells the land to Charles L. Boughan. Ordered recorded 18 October 1848. [Essex County, Virginia, Deed Book 49, pages 525–526.]

1850 U.S. Census, Essex County, Virginia
Page 81A, Dwelling 259, Family 259
Whitlock, Nathaniel, 40, male, dy sheriff, $5,000 real estate, born in Virginia
Whitlock, Emily, 35, female, born in Virginia
Whitlock, Mary, 13, female, born in Virginia, attended school
Whitlock, Matilda, 11, female, born in Virginia, attended school
Whitlock, Robert, 8, male, born in Virginia, attended school
Whitlock, Andrew, 5, male, born in Virginia
Whitlock, Martha, 2, female, born in Virginia

On 20 December 1850, N. I. B. Whitlock purchased property at the estate sale of William Beazley for $6.13-3/4. Purchased were 3 whiskey barrels, 2 cross cut saws, cart shafts and saddle, 4 ploughs, and one cart body. [Essex County, Virginia, Will Book 27, pages 68–69.]

On 17 May 1852, Catharine Minter, Nathaniel I. B. Whitlocke and Thomas Boughan were bound $3,000 for Catharine Minter administration of the estate of Arthur T. Acrey. Signed Catharine Minter, N. I. B. Whitlocke, Thomas Boughan. [Essex County, Virginia, Will Book 27, page 167.]

On 1 October 1878, N. I. B. Whitlocke purchased goods at the sales of the personal estate of Thomas Boughan. N. I. B. Whitlocke purchased two iron bands for $.10, a parcel of iron for .10, a rake for .25 and a buggy spring for .12. [Essex County, Virginia, Will Book 29, pages 756–757.]

On 1 November 1858, John T Boughan sold to N I B Whitlocke. John T Boughan grants "a bay horse, a sucky and harness, a bed and furniture, a house erected by the said Boughan on the land of Catharine Minter In Trust to secure Catharine Minter a debt of two hundred and fifty Six dollars the balance due her for board of himself and horse and also to indemnify her as his Security in a bond to Joshua L Boughton for $545-84/100 with Interest from 1 July 1857 till paid". Signed John T Boughan. Ordered recorded 8 November 1858. [Essex County, Virginia, Deed Book 51, pages 254–255.]