Citing her “gaity,” “gallantry,” and, oddly enough, her “gentlemanly way of expressing” herself, this fan mail from columnist Hedda Hopper to actress Katharine Hepburn is part of a treasure trove, a just-published compendium of personal communiques from-and-to the film industry … Letters from Hollywood: Inside the Private World of Classic American Moviemaking. Basically, Hopper, consciously ...