classifications
| search classifications for: Daniell, John Frederic |
Technology personalities - engineers, builders, manufacturers, industrialists
Electrical and electronic engineers, researchers into electricity
Measuring devices and devisers, direction indicators, units used in technology, inventors of measuring instruments
Chemists, including physical, industrial, agricultural, analytical, (in)organic (but not biochemistry)
Climatologists, meteorologists, relevant physicists, weathermen
England, UK/GB royals, unspecified British
Inventors
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