FSC certified (forest management), comes with micro-perforations and security binding, paper is chlorine-free bleached paper, German VAT shown separately, secure against counterfeiting by virtue of weblike background print; book 1735: has two holes, white/white; first and second (copy) sheets are printed and are carbonless copy paper; book 706: has two holes, white/white, first sheet is printed, second sheet is not printed with carbon paper in between for making copies