Wyo. Stat. § 34-5-103
All deeds, mortgages, powers of attorney and other instruments executed and acknowledged in any other state, territory or district of the United States five (5) years prior to January 1, 1935, affecting property or property rights in this state, but where the person taking the acknowledgment has omitted to state in his certificate of acknowledgment that such deed, mortgage, power of attorney or other instrument was executed and acknowledged according to the law of such state, territory or district, and when the laws of this state in relation to such certificate have in all other respects been complied with, shall be deemed valid and shall be so construed by the courts of this state, and such instruments shall be entitled to record and the record thereof shall have the same force and effect as if such deeds, mortgages, powers of attorney or other instruments had been acknowledged in the manner provided by the laws of this state, and in case any county clerk shall have received for record such defective instruments, he shall not be liable in an action for damages for having received for record and recorded any such deed, mortgage, power of attorney or other instrument.
W.S. 34-5-103