… Image Thomas Hosmer Shepherd, ‘The monument to John Playfair (right) and the New Observatory (left) on Calton Hill, Edinburgh. Line engraving by A. Cruse after T. H. Shepherd.’, Wellcome Collection, 7887i, 1973. Image George Walker, ‘St. Bernard's Well, Edinburgh, Scotland’, Wellcome Collection, 17441i, 1803. Image J. Gellath, ‘Horsemen and carriages in front of the High School, Carlton Hill, Edinburgh, Scotland’, Wellcome Library, 17256i. Image W.H. Lizars after T.H. Shepherd, ‘Busy street-life in front of …