[32] A. WURT, _Dictionnaire de Chimie_, supp. part 2, [n.d.] p. 1087; A. KOSSEL, _Zeitschrift für physiologische Chemie_, series 3 (1879), p. 284.
[33] ALEXANDER TODD, _Les Prix Nobel en 1957_ (Stockholm).
[34] HANS VON EULER-CHELPIN, _Les Prix Nobel en 1929_ (Stockholm).
[35] O. MEYERHOF and E. LUNDSGAARD, _Naturwissenschaften_ (Berlin, 1930), vol. 18, pp. 330, 787.
[36] K. LOHMANN, _Naturwissenschaften_ (Berlin, 1929), vol. 17, p. 624; C. H. FISKE and Y. SUBBAROW, _Science_ (Washington, 1929), vol. 70, p. 381 f.
[37] J. BRACHET, _Scientia, Revista di Scienza_ (1960), vol. 95, p. 119.
[38] GEORGE DE HEVESY, _Les Prix Nobel en 1940_ (Stockholm). See also EDUARD FARBER, _Nobel Prize Winners in Chemistry_, 2nd ed. (New York: Schuman, 1963), p. 179.
[39] See, e.g., _Chemical Week_, vol. 77 (September 3, 1955), p. 79 f.; J. BOLLE, _Chimie et Industrie_ (1960), vol. 83, p. 252.
[40] W. LANGE, _Berichte der Deutschen Chemischen Gesellschaft_ (Berlin, 1929), vol. 62, p. 793; vol. 65 (1932), p. 1598.
[41] GERHARD SCHRADER, U.S. patent 2,336,302 of 1943 (priority in Germany, 1938); S. A. HALL and M. JACOBSON, _Industrial and Engineering Chemistry_ (1943), vol. 40, p. 694.
[42] A. M. MATTSEN and others, _Journal of Agriculture and Food Chemistry_ (1955), vol. 3, p. 319.
[43] JOHN B. VAN WAZER, _Phosphorus and its Compounds_, 2 vols. (vol. 1, _Chemistry_; vol. 2 _Technology, Biological Functions and Applications_, New York: Interscience, 1958, 1961.
The following typographical errors have been corrected:
Page 180 "Abfällen, Vieweg, Braunschweig," - had "Viewig".
Page 188 "wires d from the dynamo D" - had "dynano".
Page 192 "But phosphatides occur" - had "phosphatide soccur".
Page 193 "the nucleic acid from the thymus" - had "nucleidic".
Page 199 "acetylcholine esterase." - had "acetylcholin".
Page 200 "George de Hevesy, Carl F. Cori," - comma added after Hevesy.
Footnote 39: "See, e.g., Chemical Week, vol. 77" - had "See. e.g."
The spelling of "Bertholet" [Claude Louis Berthollet] is as given on the original title page of the work referenced in this paper.
Inconsistent hyphenation of chemical names has been retained.
CONTRIBUTIONS FROM THE MUSEUM OF HISTORY AND TECHNOLOGY.
[Illustration: Figure 1.--MINING BY EARLY EUROPEAN CIVILIZATIONS, using fire setting and hand chiseling to break out ore and rock. MHT model--3/4" scale. (Smithsonian photo 49260-H.)]