1895 Patent No. 12,184 determining Fat in Milk, Alfred Walter Stokes, Hampstead

Patent No. 12,184 A.D.1895 Improvements in Apparatus for Determining Volumetrically the Amount of Fat in Milk or other Articles

"Alfred Walter Stokes FCS FIC of 60 Park Road, Haverstock Hill, Hampstead, London, N.W., Public Analyst and Analytical Chemist, do hereby declare the nature of this invention to be as follows: My improvement consists in the use of a glass tube open at both ends, one end being narrower than the other.  The wider end or mouth can be closed by an india-rubber or other stopper, the narrow end being furnished at its extremity with a worm or screw made on the glass..."

3 pages of text + 1 drawing which have been disbound from a larger volume.

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