We have listed them in alphabetical order below as the first part of our A to Z series.
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1. Aviation meeting
Britain's first ever aviation meeting was held at Doncaster Racecourse. At these meetings people gathered to see early aircraft. A replica of the Bleriot monoplane from these 1909 displays can be seen at the South Yorkshire Aircraft Museum at Lakeside in Doncaster. Photo: NELSON ALMEIDA
2. Bridon
Doncaster manufacturers Bridon made the steel ropes that support the arch at Wembley Stadium. The same firm was also involved in the construction of the London 2012 Olympic Stadium. Photo: Julian Finney
3. Crapper.
Doncaster is the birthplace of the toilet thanks to Thorne born Thomas Crapper. He popularised the modern flushing toilet. Photo: WILLIAM EDWARDS
4. Edmund Beckett Dennison.
The man who built Doncaster Minster‘s Clock, Edmund Beckett Dennison, also helped build "Big Ben‟ in London. Photo: ISABEL INFANTES