Abstract: An editorial and stationery article, such as a diary, exercise-book, book, magazine, newspaper, file-holder, etc., having particular ergonomic features, characterized in that it has a structure that can be opened as a book, with sheets or pages of quadrilateral shape, with the back or spine side oblique to the upper and lower sides, so that in the open position at least the lower sides converge towards the opening central axis, with convergence according to the obliquity angle of the spine side with respect to said upper and lower sides, so as to have a substantially user-enveloping configuration.
Abstract: An editorial and stationery article, such as a diary, exercise-book, book, magazine, newspaper, file-holder, etc., having particular ergonomic features, characterized in that it has a structure that can be opened as a book, with sheets or pages of quadrilateral shape, with the back or spine side oblique to the upper and lower sides, so that in the open position at least the lower sides converge towards the opening central axis, with convergence according to the obliquity angle of the spine side with respect to said upper and lower sides, so as to have a substantially user-enveloping configuration.