Specification of Alfred Austin Usher : respirators.

  • Usher, Alfred Austin.
Date:
1868
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Credit

Specification of Alfred Austin Usher : respirators. Public Domain Mark. Source: Wellcome Collection.

About this work

Publication/Creation

London : Great Seal Patent Office, 1868 (London : George E. Eyre and William Spottiswoode)

Physical description

2 pages ; 28 cm

Contributors

Notes

Cover title.
At head of title: A.D. 1868, 3rd March. No. 713.
"Alfred Austin Usher, of Compton Road, Canonbury, in the county of Middlesex Gardens".

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Where to find it

  • LocationStatusAccess
    Closed stores
    Pat. vol. 32
  • Location Access
    Closed stores
    Pat. vol. 32:8

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