226 S.E.2d 509 (1976)
290 N.C. 551
DAWSON INDUSTRIES, INC.
DAWSON INDUSTRIES, INC.
v.
GODLEY CONSTRUCTION CO., INC.
Supreme Court of North Carolina.
July 14, 1976.Fairley, Hamrick, Monteith & Cobb, for plaintiff.
Ervin, Kornfeld & MacNeill, for defendant.
Petition by plaintiff for discretionary review under GS 7A-31, 29 N.C.App. 270, 224 S.E.2d 266. Denied.