1.  Robert K. Headley, Jr..  c2003.  Married Well and Often: Marriages of the Northern Neck of Virginia, 1649-1800: Marriages and Marriage references for the Counties of Lancaster, Northumberland, Old Rappahannock, Richmond, and Westmoreland.  Genealogical Publ. Co., Baltimore, MD (online at Ancestry.com):

CORBIN, G. & JONES, Eliza.; 1776; (MLR NC)

2.  Return Jonathan Meigs.  1940.  The Corbins of Virginia:  a Genealogical Record of the Descendants of Henry Corbin who settled in Virginia in 1864.  Typescript, self-published; printed to order by The Apple Manor Press, Markham, VA. 

p. 15

GAWIN CORBIN, of "Yew Spring," near "Moss Neck," Caroline Co., Va.  Son of (11) John...  Married, 1776, Elizabeth, daughter of Thomas and Sally (Skelton) Jones, of Northumberland Co., Va. Children Married Born Died No. 50 Elizabeth July 1806 No. 51 Letitia Lee m. Yelverton V. Portch. No. 52 Gawin No. 53 Lancelot No. 54 Sally No. 55 George Note:  The compiler regrets that, despite the most careful and widespread search, which, incidently, has delayed publication several months, no further trustworthy information about this family has been obtained.

3.  Stella Pickett Hardy.  1911.  Colonial Families of the Southern States of America.  T.A. Wright, New York, NY (republished 1958, Southern Book Co., Baltimore, MD; republished 1965, Genealogical Publ. Co., Baltimore, MD):

HON. GAWIN CORBIN, (21--3), of "Port Tobago," Caroline Co., Va. He took a prominent and active interest in affairs of Church and State; he m. Elizabeth Jones, dau of Col. Thomas Jones and Sallie Shelton, of "Mount Zion," Northumberland Co., Va. Issue: 22--1. GEORGE LEE; of whom later. 22--2. Lancelot; untraced. 22--3. Gawin; untraced. 22--4. John; untraced. 22--5. Elizabeth; untraced. 22--6. Dau., Lettia Lee; m. Yelverton B. Porter 22--7. Sally.

4.  WorldConnect / Ancestry World Trees (online at RootsWeb.com/Ancestry.com).