**Figures × 10 from ***The Euler spiral: a mathematical history* by Raph Levien (2008): **(1)** ‘Euler’s spiral’; **(2)** ‘Talbot’s Railway Transition Spiral’; **(3)** ‘Bernoulli’s construction’; **(4)** ‘Euler’s drawing of his spiral, from Tabula V of the Additamentum’; **(5)** ‘Euler’s spiral as an elasticity problem’; **(6)** ‘Reconstruction of Euler’s Figure 17, with complete spiral superimposed’; **(7)** ‘The figure from Euler’s “De valoribus integralium”, with modern reconstruction’; **(8)** ‘Cornu’s plot of the Fresnel integrals’; **(9)** ‘Diffraction through a slit’; **(10)** ‘Euler’s spiral, rectangular elastica, and cubic parabola’