[Illustrated above] "The Millennium Measure" was commissioned to celebrate the Millennium by the Worshipful Company of Scientific Instrument Makers of London. It  is situated 300 metres due south of St Paul's Cathedral beneath the northern end of the famous Millennium Bridge. The Measure records the history of Science, Religion and the City of London over 1000 years.

[Illustrated below left] An Armillary Sphere  commissioned by the Honorable Society of Gray's Inn, for Gray's Inn Square, one kilometre north-west of the Newgate Clock. [Below right] A mural sundial for Shakespeare's Globe Theatre,  made with Edwin Russell),750 metres south south-east of St. Paul's.