Into peacetime
Jun 03, 2020
2 minutes
Words and photographs: RICHARD ROSENTHAL
In 1918, the Franklin Institute of America presented John Prestwich with a silver medal for his invention of the accurate, easy to use and rapid fluid gauge. Reaching the required age, Vivian Prestwich (John's eldest son) signed up for flying duties with the Royal Naval Air Service, which then amalgamated with the Royal Flying Corps,
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