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Glass Baume hydrometer made by G H Zeal Ltd

1900-1980

Spirit minimum thermometer, 1985

1985

Screen mercury thermometer, sheathed, 1985

1985

Earth thermometer

1985

Earth thermometer

1985

"Diska" clinical thermometer

1940-1970

"Repello" clinical thermometer

1981

Mercury earth thermometer, by G H Zeal Ltd, 1985

1985

Earth, alcohol thermometer, 1985

1985

Sea temperature thermometer, 1985

1985

Earth thermometer

1985

Earth thermometer

1985

Earth thermometer

1985

Earth thermometer

1985

Screen alcohol thermometer, sheathed, 1985

1985

Screen alcohol thermometer, sheathed, by G. H. Zeal Ltd., Merton, London, England, 1985. Consists of an alcohol thermometer inside a glass sheath with large bulb, scale range (-50 to +25 degrees Centigrade), Cat. No. 17106.

Screen alcohol thermometer, sheathed, 1985

1985

Solar radiation alcohol thermometer, by G. H. Zeal Ltd., Merton, London, England, 1985. Consists of an alcohol thermometer inside a glass sheath with large bulb, scale range (-10 to +95 degrees Centigrade), Cat. No. 17731.

Solar radiation thermometer, by G H Zeal Ltd, 1985

1985

Screen mercury thermometer, sheathed, by G. H. Zeal Ltd., Merton, London, England, 1985. For use in weather station screen, scale range (-40 to +35 degrees Centigrade), Cat. No. 17146.

Screen mercury thermometer, sheathed, 1985

1985

"Tempa-DOT" disposable thermometer, with associated literature (manufacturer's sample), by Zeal, London, 1986

"Tempa-DOT" disposable thermometer

1986

Merton Council sign explaining social distancing rules outside, with a White Rose COVID-19 conspiracy theory sticker stuck to it and partially removed, from Church Road Cemetery, Merton, London, 2021

Sign about COVID-19 rules covered with a conspiracy theory sticker

2021