655 S.W.2d 206
No. C-1683.Supreme Court of Texas.
June 8, 1983.
Appeal from Eastland Court of Civil Appeals, Eleventh Supreme Judicial District; McCloud, Justice.
Cox Bader, Bertran R. Bader, III, Kelsoe Kelsoe, G.H. Kelsoe, Jr., Dallas, John Wright, Grand Prairie, for petitioners.
Earl Luna, Dallas, for respondents.
PER CURIAM.
ROBERTSON, J., not sitting.