palladium

[1978] The Wollaston/Chenevix controversy over the elemental nature of palladium: A curious episode in the history of chemistry ; Melvyn C. Usselman ; Annals of Science 35 (1978) p. 551 [lien]
[1979] The ‘Synthetic’ Palladium of Richard Chenevix: A Verdict on the Chemist and the Chemistry ; Philip A. W. ; Melvyn C. Usselman ; Ambix 26 (1979) p. 100 [lien]
[1981] The Artifact as Historical Document Part 2: The Palladium and Rhodium of W. H. Wollaston ; B. I. Kronberg ; L. L. Coatsworth ; M. C. Usselman ; Ambix 28 (1981) p. 20 [lien]