In any prosecution under ORS 167.117 and 167.122 to 167.147 in which it is necessary to prove the occurrence of a sporting event, the following shall be admissible in evidence and shall be prima facie evidence of the occurrence of the event:\n(1) A published report of its occurrence in a daily newspaper, magazine or other periodically printed publication of general circulation; or\n(2) Evidence that a description of some aspect of the event was written, printed or otherwise noted at the place in which a violation of ORS 167.117 and 167.122 to 167.147 is alleged to have been committed. [1971 c.743 §270]
Oregon Legal Code