Showing 1 - 2 results of 2 for search 'Helmholtz, Hermann Von', query time: 0.01s Refine Results
  1. 1
    Popular scientific lectures /
    by Helmholtz, Hermann von
    Published 1962
    Printed Book
  2. 2
    Popular lectures on scientific subjects tr by E Atkinson /
    by Helmholtz, Hermann Von
    Published 1893
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