engine decode please?

If I am correct, that engine is a 289 from a 1964. Could you recheck the last digit because I believe that should be a letter.

http://albums.photopoint.com/j/View?u=1603270&a=12222040&p=44490159.jpg
Dave
Reading PA
66 Signal Flare Red Vert
302 2V, 15X7 Cragar SS's with 205/60s