Employing a variety of materials with different qualities, considering dimension,
roughness, elasticity and flexibility, together with reverberation are additionally invaluable in facilitating mobility of the blind when used in relation to their spatial perception.
This would help them to be guided along pre-determined paths and move more easily
134
S. Jalalzadeh - Importance of architectural design in libraries for the blind
around the library by means of their sense of touch; these elements should be planned
in an orderly and objective way in the initial design project of the library [2-3].