
    In the Matter of Lincoln H. Dreessen, Individually and as President of the Playground Directors Association, et al., Appellants, against Robert Moses, as Park Commissioner of the City of New York, et al., Respondents.
   Motion for leave to appeal to the Court of Appeals denied with $10 costs. Present — Glennon, J. P., Cohn, Callahan, Shientag and Heffernan, JJ. [See ante, p. 902.]  