"1866-08-11Z"^^ . "1866Z"^^ . "Frederick Settle Barff (6 October 1822 \u2013 11 August 1886) was an English chemist, ecclesiastical decorator, and stained glass manufacturer, much interested in theology.He is best known as a chemist, having invented several important preservation methods for a range of materials, including iron, stone, wood and foodstuffs."@en . . "1822Z"^^ . . . "Chemist" . "Barff, Frederick Settle"@en . . "1822-10-06Z"^^ .