Vintage brocante Zwitsal baby book in Dutch, without writing

Very old vintage brocante Zwitsal baby book in Dutch!!!, written by sister Elisabeth, Brussels, Belgium from the 1960s or older with tips and to keep track of the baby's data. Unwritten. Nostalgic to read, as decoration or for collectors. With soft cover. Light signs of use (discoloration and spots, see photos), but no tears. A rare item!

Size: +/- 17.5 x 12 cm (30 pages).