Keywords: Gibbs Papers v1-ch3-fig2-3.png en Illustration from Josiah Willard Gibbs The Scientific Papers of J Willard Gibbs 1906 Vol I page 123 1906 The Scientific Papers of Josiah Willard Gibbs Josiah Willard Gibbs other versions PD-old-70-1923 Uploaded with UploadWizard Black and white drawings |