Clawing at the Limits of Cool: Miles Davis, John Coltrane, and the Greatest Jazz Collaboration Ever by Salim Washington anmd Farah Jasmine Griffin. The University of Michigan Press (Ann Arbor, 1998.) The collaboration between Miles Davis and John Coltrane is an interesting topic, and it’s especially interesting that it’s framed as such right from the title of this book. Coltrane, after all, started out as a “junior” to Davis, if not in age then certainly in credentials and in the establishment of a personal, individual style. It’d be difficult to argue otherwise, but Griffin and Washington acknowledge this. However, they …