Sons of the Thames, along with Auriol Kensington Rowing Club and Furnivall Sculling Club organise a yearly head race, the winners of which receive the Dewar Challenge Shield.
A Dewar Challenge Shield, donated by Dewar's granddaughter Alice Dewar, is competed for annually by three rowing clubs in Hammersmith, West London: Furnivall Sculling Club, Sons of the Thames and Auriol Kensington Rowing Club.
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