401. Any document signed prior to August 27, 1937, by the Governor, the Secretary of State, or both of them and bearing an impression purporting to be an impression of the Great Seal of the State has the same validity as if the impression thereon were an impression of the Great Seal of the State, whether or not it be in fact the impression of the Great Seal of the State.(Enacted by Stats. 1943, Ch. 134.)
California Legal Code