Includes bibliographical references (pages 351-377) and index.
A consideration on the changing role of mathematics in Ampère's and Weber's electrodynamics -- A survey of the theories of units and dimensions in nineteenth-century physics -- A historical role for dimensional analysis in Maxwell's electromagnetic theory of light -- Problems of theoretical physics in the second half of the nineteenth century -- German electrodynamics in the 1870's -- Hertz's experiments on electromagnetic waves -- Hertz's 1884 theoretical discovery of electromagnetic waves -- A foundation for theoretical physics in Hertz's introduction to Die prinzipien der mechanik -- On Boltzmann's mechanics and his bild-conception of physical theory -- Einstein's correspondence criterium and the construction of general relativity -- Einstein's life-long doubts on the physical foundations of the general relativity and unified field theories -- Correspondence and complementarity in Niels Bohr's papers 1925-1927 -- From the 1926 wave mechanics to a second-quantisation theory: Schrödinger's new interpretation of wave mechanics and microphysics in the 1950s