John William Strutt, third baron Rayleigh, O.M., F.R.S., sometime president of the Royal society and chancellor of the University of Cambridge / by his son Robert John Strutt, fourth baron Rayleigh.

In copyright

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Credit

John William Strutt, third baron Rayleigh, O.M., F.R.S., sometime president of the Royal society and chancellor of the University of Cambridge / by his son Robert John Strutt, fourth baron Rayleigh. In copyright. Source: Wellcome Collection.