Before DREW, C.J., STERN, STEARNE, JONES and BELL, JJ.

*553 Robert C. Kitchen, for appellants.

Boyd Lee Spahr, with him H. Ober Hess and Ballard, Spahr, Andrews & Ingersoll, for appellees.

OPINION PER CURIAM, May 22, 1950:

The decree of the court below is affirmed on the opinion of Judge KLEIN, at the cost of appellants.