Improvements in apparatus for facilitating the inhalation of medicinal vapours.

  • Koch & Heller.
Date:
1899
Catalogue details

Licence: Public Domain Mark

Credit: Improvements in apparatus for facilitating the inhalation of medicinal vapours. Source: Wellcome Collection.

    7/10 (page 7)
    (2 SHEETS) SHEET 1. A.D. 1898. Junk 21. N* 13,790. LAKE’S Complete Specification. isDrawing is areprodachorbof the Original/on a reduced scale]