A copy of the French Revolutionary Calendar from the Musee historique de Lausanne

https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2013/01/863px-Musee-historique-lausanne-img_0143.jpg?fit=500%2C593 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2013/01/Horloge-republicaine2_edited-1.jpg?fit=473%2C471 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2013/01/640px-Execution_of_Louis_XVI.jpg?fit=500%2C412 https://i0.wp.com/www.vaguelyinteresting.co.uk/wp-content/uploads/2013/01/Ecole_normale_supérieure_2.jpg?fit=500%2C375