Bluecoat Boys of Christ's Hospital School at a Mansion House reception for the Duke of Cambridge

Medium includes graphite. This anonymous watercolour which appears to show bluecoat boys of Christ's Hospital School bears three inscriptions. Top: 'Boys at Mansion House' ; right centre, ' Boys singing/ [indecipherable] the Piano'; lower right, 'The figure in uniform is the Duke of Cambridge with the Ld. Mayor & Ldy Mayoress on either hand'.