“Yes,” says Warner Bros, publicist Les Schwartz to the inquiring hostess, “there are more of us coming. We’ll wait for a larger table.” The efficient lady takes in my bright green T-shirt and its blank-generation inscription— “MARCUS WELBY D.O.”-and wonders for just an instant what brand new variety of eccentric “us” is about to descend on the coffee shop of the Cincinnati Holiday Inn (Downtown) this bright Indian summer afternoon. Professionalism unruffled, the hostess sets off to find an appropriate table for these obvious stragglers from last week’s Shriner-osteopaths’ convention.