Integrating the biomechanical aspects of masticatory system by 3 dimensional transfer of spatial relationship of maxilla thereby simulating arc of closure as in that of the patient, Facebow brought about revolutionary changes in the history of prosthodontics. Dynamic developments occurred after the advent of prototype model snow facebow in 1889. It evolved around controversies with regard to existence of hinge axis, its location, number, accuracy and usefulness emerging into world of virtual reality Cover page concept & design by: Dr. Anu Mary Joy, BDS, MDS.