The influence of ultra-violet rays on industrial output / by A. Lisle Punch and Russell Wilkinson with the collaboration of R. StC. Brooke and C.S. Myers.

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Credit

The influence of ultra-violet rays on industrial output / by A. Lisle Punch and Russell Wilkinson with the collaboration of R. StC. Brooke and C.S. Myers. In copyright. Source: Wellcome Collection.