There were a lot of 60's/early 70's era Shortstops who couldn't hit, most of which have been alluded to. But I think as a Cardinal fan, Maxxy had one of the longer careers of this type of player.
Dal Maxville -
http://www.baseball-reference.com/pl...axvida01.shtml
Ironically Maxville had his best season in 68 (the year of the pitcher) and his worst the next year). He also couldn't hit in 1973, despite numerous attempts to force him to....