Albums of coloring, coloring books, 50 years

Lot of 3 albums of coloring of the 1950s. "Carnival", "Circus" and "Odd jobs". They each have 8 pages (so 4 sheets) inside, 6 drawings to color, 2 drawings coloring page Central have for models cover designs. The covers are flexible, the same paper that the inside of the albums. Size: 21 x 21 cm. They have never used, but the covers are still some slight discolorations due to the years. 3 coloring books from a 1950 s French dead stock. "Carnival", "Circus" and "Odd jobs". There are 8 pages (so 4 sheets) inside, 6 drawings to color, there are 2 drawings on the central pages. their models are the drawings of the cover. Covers are made of the same paper as the inside. Measurements: about 21 cm x 21 cm / 8.5 "x 8.5". They have never been used but the covers are a little discoloured due to their ages.