Normal 0 false false false EN-US X-NONE AR-SA 60 dental students were randomly selected to obtain upper and lower jaw impressions. After excluding some non-classic cases, 50 mandibular and maxillary casts ( 34 M/16F) have been prepared for studying. Measuring was done via Boly Dial Guage collis attached to the vertical part of a surveyor. Posterior and middle border of incisive papillae in each cast was identified via stereomicroscope .The space between most prominent surface of left maxillary central teeth and Distal and middle of incisive papillae were measured. The average measures were 11.570 and 8.721 respectively.
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