Five items: hardcover book, Grapes of Conflict, signed in ink by Cesar Chavez, Chris Hartmire, and Sydney D. Smith; 1911 AFL organizer appointment certificate, signed in ink “Sam. Gompers”; 1973 TLS to an admirer signed “Arnold Miller”; ink signature, “David Dubinsky,” on an off-white card (with 1971 secretarial letter of transmittal); and a 1955 TLS promising to send a manuscript, signed “George Meany” (with envelope). In fine condition overall, with scattered mild wear, and a few tiny chips to Gompers item. R&R COA.