The Royal Society mace bollard The title refers to the

The title refers to the fact that the river was so contaminated that it did not so much ebb and flow

The equestrian statue of King William III can be seen in the middle of the square

The choice of venue was probably related to the royal surname

St Mark's Church

The Royal Society mace bollard The title refers to theThe silver gilt mace was a gift from King Charles II in 1663. It is decorated with a running pattern of roses and thistles on the stem, and the embossed figures of a rose, harp, thistle and fleur de lys on the head, emblematic of Engladn, Ireland, Scotland and France. The letters 'C. R.' denote Charles II, and an inscription on a shield at the base describes Charles as the Society's 'founder and patron'. 1663