Dr. Birley's compounds of free (or unoxidised) phosphorus : fifteen standard combinations a special remedy for each disease descriptive pamphlet and detailed list / Gordon, Murray & Co., Ltd.

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Dr. Birley's compounds of free (or unoxidised) phosphorus : fifteen standard combinations a special remedy for each disease descriptive pamphlet and detailed list / Gordon, Murray & Co., Ltd. Public Domain Mark. Source: Wellcome Collection.