The internet sources of many of the figures in the text are listed below. If you plan to download them, be sure to understand any copyright restrictions. Many of them make use of Creative Commons licenses while some use the GNU General Public License. Figures that are not posted on the internet and where permissions allow, are contained in the slide set.
- Fig. 5.1 (chapter opening): https://commons.wikimedia.org/wiki/File:Manchester_John_Rylands_Library_Isaac_Newton_16-10-2009_13-54-26.JPG
- Fig. 5.2: https://commons.wikimedia.org/wiki/File:GodfreyKneller-IsaacNewton-1689.jpg
- Fig. 5.3: https://commons.wikimedia.org/wiki/File:Frans_Hals_-_Portret_van_Ren%C3%A9_Descartes.jpg
- Fig. 5.4 (Left): https://commons.wikimedia.org/wiki/File:Prism-rainbow-black.svg
- Fig. 5.4 (Right): https://commons.wikimedia.org/wiki/File:NewtonDualPrismExperiment.jpg
- Fig. 5.5: https://commons.wikimedia.org/wiki/File:NewtonsTelescopeReplica.jpg
- Fig. 5.6: https://commons.wikimedia.org/wiki/File:NewtonsPrincipia.jpg
- Fig. 5.7: https://commons.wikimedia.org/wiki/File:Gottfried_Wilhelm_Leibniz_c1700.jpg
- Fig. 5.8: https://commons.wikimedia.org/wiki/File:Isaac_Newton_grave_in_Westminster_Abbey.jpg
- Fig. 5.9: see presentations slides set
- Fig. 5.10: see presentations slides set
- Fig. 5.11: see presentations slides set
- Fig. 5.12: see presentations slides set
- Fig. 5.13: see presentations slides set
- Fig. 5.14: see presentations slides set
- Fig. 5.15: https://commons.wikimedia.org/wiki/File:Sapling_of_newton_apple_tree.jpg
- Fig. 5.16: see presentations slides set and https://commons.wikimedia.org/wiki/File:Crescent_moon_2014-12-23.JPG
- Fig. 5.17: see presentations slides set
- Fig. 5.18: https://commons.wikimedia.org/wiki/File:Principia1846-513.png
- Fig. 5.19: see presentations slides set
- Fig. 5.20: https://commons.wikimedia.org/wiki/File:William_Herschel01.jpg
- Fig. 5.21: https://commons.wikimedia.org/wiki/File:John_Couch_Adams_(1819-1892,_about_1870).jpg
- Fig. 5.22: https://commons.wikimedia.org/wiki/File:Urbain_Le_Verrier.jpg
- Fig. 5.23: https://commons.wikimedia.org/wiki/File:Percival_Lowell.jpg
- Fig. 5.24: not available online
- Fig. 5.25: see presentations slides set
- Fig. 5.26: https://en.wikipedia.org/wiki/File:Emilie_Chatelet_portrait_by_Latour.jpg
- Fig. 5.27: https://commons.wikimedia.org/wiki/File:Balanced_Rock_in_Arches_National_Park._NPS-Debra_Miller_(18062937534).jpg
- Fig. 5.28: https://www.forbes.com/sites/kionasmith/2019/02/06/astronaut-alan-shepards-out-of-this-world-round-of-golf-on-the-moon/?sh=1317e32e2500 (video available here)