Abstract: A file folder (1) including a first (2) and second (3) rectangular panel, said panels (2, 3) joined along a common first edge defining a folding line (4), a projecting portion (7) integral with the first panel (2) and proximate a second edge (5) of the first panel, said projecting portion (7) oriented relative to a plane defined by the first panel so as to display a viewing face (8) of the projecting portion at an angle of at least 20 degrees to the first panel, said projecting panel having a complementary shape so as to permit interleaving of a plurality of the file folders.