Bold Line Masters | Statewide Vision Resource Centre Bold Lined Masters. With the following resources (pdf or Word files), schools can produce their own bold lined paper using their colour printer or photocopier. Make sure the photocopier is set to the correct colour if necessary and print the exact number of pages required! Why green lines? Bold lined paper is often produced with green lines. Blackline Masters - Table of Contents - ednet Mathematics Blackline Masters Grades P to 9 Table of Contents. Please note: Although we have taken care to create all files so that they are as accurate as possible, some files may not print accurately. Computer and printer settings may affect the accuracy of items such as rulers and protractors.