He translated many of Chemnitz's works into English, including The Two Natures in Christ (1971), The Lord's Supper (1979), Justification: The Chief Article of Christian Doctrine as Expounded in Loci Theologici (1985), and Loci theologici (1989).
Lisäksi hän käänsi englanniksi useita Martin Chemnitzin teoksia: The Two Natures in Christ (1971), The Lord's Supper (1979), Justification: The Chief Article of Christian Doctrine as Expounded in Loci Theologici (1985) sekä Loci theologici (1989).