Cohen

Appellant was convicted of feloniouslyengaging in bookmaking upon the result of a trial and contest of speed and power of endurance between horses, a crime denounced by section 337a, subdivision 1, of the Penal Code. He demands a reversal upon the asserted insufficiency of the evidence and errors of law occurring at the trial. He was accused jointly with three others with whose fortunes the result of this appeal is not concerned.

Evidence Sufficient

About 7 o’clock on the morning of October 12, 1950, Police Officers Duncan and Brooks stationed themselves in a position to observe the premises numbered 1003 on a popular boulevard of Los Angeles. Half an hour later defendant Rose unlocked the front door of those premises, entered and sat at a desk for 10 minutes. On emerging from 1003 he was placed under arrest. In his shirt pocket were found four slips of paper, received in evidence as exhibit 1. The officer took from Bose a key with which he entered the building. He found in the desk drawer one envelope marked “Cecil” containing 11 slips of paper (exhibit 2), three envelopes, (exhibits 3a, 3b and 3c) each marked “King,” each holding slips of paper. Leaving all envelopes where…