Abstract: A foldable, self-supporting, adjustable book holder is disclosed having a first base member formed of an elongated base section having a planar portion which deflects at a bend into an elevated, substantially parallel elongated member wherein the elevated, elongated support member has an elongated slot formed therein which is adapted to receive an elevated boss positioned within and movable within the elongated slot, a second base member having an elongated, substantially planar support member having an elevated boss member formed at one end thereof which is adapted to be positioned into and slidable within the elongated slot, a pair of side members which are adapted to be pivotally connected to the ends of the first base member and the second base member such that the elevated boss is positioned in and is movable with the elongated slot to form a book support when in upright position and wherein the opposite ends of the side members have a plurality of axially aligned openings formed therein to receive an el