Motion by respondent United States of America to dismiss appeal, denied. Motion by appellant to dispense with printing of the minutes, granted; original typewritten minutes to be submitted on argument of the appeal. Motion by appellant to extend its time to perfect the appeal, granted; time extended to the June Term, beginning May 22, 1961. Nolan, P. J., Beldoek, Kleinfeld, Christ and Brennan, JJ., concur.