363 So.2d 536 (1978)
Byron GRABERT et al.
No. 63044.
Byron GRABERT et al.
v.
JAMES C. NOEL FLYING SERVICE, INC., et al.
No. 63044.
Supreme Court of Louisiana.
October 10, 1978.Writ denied.
Supreme Court of Louisiana.
October 10, 1978.Writ denied.