Harry Clark was an advertising executive who served as Director of JWT's Frankfurt Office and eventually of JWT's New York Office; Managing Director of Landsdowne Advertising, a JWT subsidiary; and co-founder of Smith Clark Associates, a consulting firm based in Princeton, N.J. Though not indicated on the collection guide, Box 17 contains correspondence with the Johannesburg office (1972-75), including information about the Zambia office closure in 1972.
Edward G. Wilson Papers, 1906-1991
Edward G. Wilson was an executive with JWT from 1930 until his retirement in 1971, and held the positions of General Counsel, Executive Vice-President and Secretary of the Company. The International Offices series contains files documenting Wilson's tenure as head of JWT's international operations, including correspondence with Zambia (1966-67).