Bibliography
- Aked , Charles . 1997 . ‘Meridian lines’ . British Sundial Society Bulletin , 97 : 24 – 28 .
- Amson and John , Ceres . 2008 . ‘The world's first split-second clock’, submitted to . Horological Journal , (BHI), Upton
- Cant , Ronald . University of St Andrews, a short history , St Andrews University Library, first edition 1949, third edition 1992
- Forbes Eric , G . 1995 . The correspondence of John Flamsteed, the first Astronomer Royal: volume One, 1666–1682 , Institute of Physics Publishing .
- Heilbron and John , L . 1999 . The sun in the church: cathedrals as solar observatories , Harvard University Press . (This book contains eight colour plates and dozens of figures. See also another detailed account of Cassini's San Petronia, Bologna, meridian line in Heilbron's internet article ‘Annual Invitation Lecture to the Scientific Instrument Society, Royal Institution, London, 6 December 1995, at http://cis.alma.unibo.it/NewsLetter/090496Nw/Heilbron.htm)
- Lee and Ronald , A . 1963 . The Knibb family clockmakers or Automatopaei Knibb familiaea , 154 – 157 . The Manor House Press . limited edition of one thousand copies
- Smart and Robert , N . ‘The historic treasures of the University: 1 The Knibb Clocks’ . University Alumnus Chronicle, [St Andrews] (1991), 11–12. (Smart was a former Keeper of the University Muniments; his account gives additional details of the history of all three of Gregory's Knibb Clocks, their subsequent maintenance, and repair up to 1991.)
- Turnbull and Herbert , Westren . 1939 . University of St Andrews James Gregory tercentenary volume , St Andrews .
- Wallis , Faith . 1999 . Bede: the reckoning of time , Liverpool University Press .
- Wilson and John , H . 1910 . Nature study rambles around St Andrews , St Andrews University Press .
- For digital images of ecclesiastical meridian lines on the web see, for example: ‘Astronomical Instruments of the 16th and 17th Centuries’ at http://nfo.edu/italy/meridiana.html
- ‘1655–2005: 350 Years of the Great Meridian Line’ at http://www.bo.astro.it/universo/cassini/meridian_ing.htm
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