| English river that has its source near Silbury Hill, Wiltshire (6) | 
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            | Tributary of the River Thames that flows through Marlborough, Hungerford and Newbury | 
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            | River on which Marlborough stands (6) | 
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            | Tributary of the River Thames whose source is near Wiltshire's Silbury Hill (6) | 
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            | River of Berkshire and Wiltshire | 
            The Times Concise | 
            16 Oct 2017 | 
          
          
            | River joining the Thames at Reading | 
            The Times Concise | 
            21 Oct 2016 |