The figure of the earth, determined from observations made by order of the French King, at the polar circle: by Messrs de Maupertuis, Camus, Clairaut, Le Monnier, members of the Royal Academy of Sciences, the abbé Outhier, correspondent of the Academy, and Mr. Celsius, professor of astronomy at Upsal : translated from the French of M. de Maupertuis.

Digital reproduction, The National Library of Finland, Centre for Preservation and Digitisation, Mikkeli

Pierre Louis Moreau de Maupertuis, French mathematician and astronomer. Maupertuis headed (1736-1737) the scientific expedition to Lapland with the objective to confirm Newtonʼs theory of the flattening of the earth at the poles.