An image of "Book of Hours", created by Master of the Hours of Marechal De Boucicaut, c. 1412 (Manuscript).

An image of "Book of Hours of Marechal de Boucicaut", created by Master of the Hours of Marechal De Boucicaut from 1405-08 (Manuscript , 275 x 190 mm).

An image of "Book of Hours of Marechal de Boucicaut", created by Master of the Hours of Marechal De Boucicaut from 1405-08 (Manuscript , 275 x 190 mm).

An image of "Book of Hours of Marechal de Boucicaut", created by Master of the Hours of Marechal De Boucicaut from 1405-08 (Manuscript , 275 x 190 mm).

An image of "Book of Hours of Marechal de Boucicaut", created by Master of the Hours of Marechal De Boucicaut from 1405-08 (Manuscript , 275 x 190 mm).

An image of "Book of Hours of Marechal de Boucicaut", created by Master of the Hours of Marechal De Boucicaut from 1405-08 (Manuscript , 275 x 190 mm).

An image of "Book of Hours", created by Master Honore, c. 1290 (Manuscript).

An image of "Hours of Philip the Good", created by Jean Le Tavernier in 1454 (Manuscript).

An image of "Book of Hours of Lorenzo de' Medici", created by Francesco Rosselli in 1485 (Manuscript , 170 x 108 mm).

An image of "Book of Hours of Lorenzo de' Medici", created by Francesco Rosselli in 1485 (Manuscript , 170 x 108 mm).

An image of "Materials for a Leisure Hour", created by William Michael Harnett in 1879 (Oil on canvas, 38 x 52 cm).

An image of "Idle Hours", created by William Merritt Chase in 1894 (Oil on canvas, 65 x 90 cm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Book of Hours of Jeanne d'Evreux", created by Jean Pucelle from 1325-28 (Manuscript , 94 x 64 mm).

An image of "Hours of Jeanne de Navarre", created by Jean Le Noir from 1336-40 (Manuscript , 180 x 135 mm).

An image of "Hours of Jeanne de Navarre", created by Jean Le Noir from 1336-40 (Manuscript , 180 x 135 mm).

An image of "The Beaufort Book of Hours", created by Herman Scheere from 1399-1410 (Manuscript , 215 x 15 mm).