Extra info: Book object consisting of a box with sliding lid, containing: a book 'Pastilles, from a journey to the stars': 100 pages with color illustrations of the 'Pastille Motor', some with relief and collage at the front of the book, a folder with 5 color facsimiles of design sketches: 4 of 29.7 x 21 cm and 1 of 29.7 x 42 cm at the back of the book a smaller folder with 10 facsimiles, 26.3 x 18.8 cm, of calculations and notes a box with sticker 'Motor Pastilles' 30.8 x 21.3 cm with 12 black and white photos of the Pastille Motor. A sticker with the Motors Pastilles emblem shows the numbering and signature in pencil. In some copies this is affixed to the box, in others in the back of the book. The other parts are not signed.