A security booklet has a cover foldable about an axis; a set of page sheets stitched together along the axis about which they can be folded to define a set of pages, wherein each page sheet is formed of a single fibrous sheet; wherein one part of one of the page sheets laterally offset from the axis is adhered to the cover, while another part of the one page sheet can be folded separately from the cover and the other pages about the axis.