Hurst offered thier "Dual Gate" shifter in the 68 442 that were equipped with automatics from the factory. It was kind of a zig zag thing. But that dosent answer your question now, does it?
apparently used as early as 64
http://cgi.ebay.com/ebaymotors/1964-Hurs...bayphotohosting 
here's a claim that it was used on 69 Yenko Camaro
http://cgi.ebay.com/ebaymotors/69-Cutlas...9QQcmdZViewItem