Okla. Stat. tit. 21, § 1040.24
The possession of two or more of any single one of the things enumerated in Section 3 of this act, or the possession of a combined total of any five of any of those things (except the possession of them for the purpose of return to the person from whom received) shall create a presumption that they are intended for sale or commercial distribution, exhibition or gift, but such presumption shall be rebuttable. The burden of proof that their possession is for the purpose of return to the person from whom received shall be on the possessor.
Laws 1968, SB 185, c. 121, § 14, emerg. eff. April 4, 1968.