Chalkley, Lyman. Chronicles of the Scotch-Irish settlement in Virginia;  extracted from the original court records of Augusta County, 1745-1800.
Full text (this is a partial upload)
Note about Chalkley’s Chronicles

Claims presented to the court of Augusta.

Summers, Lewis Preston.  Annals of southwest Virginia, 1769-1800.
(Abstracts records of Botetourt, Fincastle, Montgomery, Washington, and Wythe counties).

Kegley, Mary B.  Abstracts of court orders of Wythe County, Virginia

• Vol. 1  1790-1791; 1795-1810
• Vol. 2: 1811-1820
• Vol. 3  1821-1830
• Vol. 4  1831-1840
• Vol. 5  1841-1850

Schreiner-Yantis, Netti. Archives of the pioneers of Tazewell County, Virginia.
(Abstracts)

Harman, J. N.  Annals of Tazewell County, Virginia, 1800-1922.

• 1800-1855 - Abstracts in Vol. I, pp. 168-270
• 1853-1924 - Vol. II, pp. 45-144
  

Tazewell Circuit Court holds these records:

• Chancery records
• Court orders in Civil Section
• Law orders
• Criminal cases

Library of Virginia
Chancery Records Index
Scanned images of Tazewell County cases are available online.  This is a rich source of genealogical information.