The venue may be changed by the plaintiff or defendant, or both, but not more than once by each, except for causes not in existence when the first change was taken.
Code 1858, § 2836 (deriv. Acts 1819, ch. 43, § 1); Acts 1870, ch. 5, § 2; Shan., § 4550; Code 1932, § 8683; T.C.A. (orig. ed.), § 20-502.
Textbooks. Tennessee Jurisprudence, 24 Tenn. Juris., 6.