Tough to say from the photos, but looks to be MD. But there are a number of minor varieties for the date so be sure before you toss back into the wild.
Can we see LIBERTY? That 9 looks a tiny tiny bit distorted. I'm not diagnosing it's a DDO, but distortion there is diagnostic of a Class 6.
Too confirm Kaosleeroy you are gonna have to get pic of Liberty, and In God We Trust. I agree looks like MD and some die deterioration