concept

The decline in the birth-rate : a study of the biological effects of emancipation of the peasants / by Willy Wagner-Manslau.

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Please note, due to essential maintenance work to our systems, you will be unable to request items in our collections; apply for, renew or pre-register for a library membership; or use our computers, laptops and printers from 06:00 on Saturday 12 July until 06:00 on Sunday 13 July. Our library will remain open as usual. Thank you for your understanding.

We're running paid user research studies to improve Wellcome Collection online

Wagner-Manslau, Willy.

Works

The decline in the birth-rate : a study of the biological effects of emancipation of the peasants / by Willy Wagner-Manslau.