1953 Press Photo Maria Sheering,uses a hydrometer at British Industries Fair

Not good science, but perhaps a good picture. This year’s British Industries Fair opened in London in warm weather and a hydrometer at the stand of G.H. Zeal of London was pressed into use strictly in the cause of making a picture. Picture Shows: 20-year-

Photo is dated 1953.

Photo measures 10 x 8.25 inches.

Photo back: