that he had not known this and, if he had, he would not have brought the gun with him. Braswell in his testimony at the trial admitted telling the officers at the apartment that he brought the gun with him from Dallas, but claimed that this was false because he was only trying to protect the girl. He denied making any such statement to the F.B.I. agent and testified that Peggy Raleigh brought the gun from Dallas.

3

On the Monday morning following his arrest on Saturday, the defendant was placed in the custody of federal authorities and immediately arraigned before a commissioner on the charge for which he was ultimately convicted.

4

The evidence at the trial further showed that Braswell previously had been tried and convicted of the crime oflaw the court did not err in refusing to allow the defendant to testify that he was laboring under a mistake of fact as to whether he had been 'convicted' of a crime of violence, for even if he was mistaken as to this, ignorance or mistake of law is no defense.9

7

Immediately prior to the trial, the appellant filed a motion to suppress all the evidence secured as a result of the search of the apartment and that secured during his incarceration prior to his hearing before the Commissioner. In a supporting affidavit he alleged that the Oklahoma City Police Commissioners were acting in cooperation with federal officers, that the search warrant was invalid by the federal rules, that he was threatened by the officers and questioned by