Point Type: Brewerton Associated Date: 4800 - 4300 B.P. Morphology: Corner Notched Length Point: Ave: [ 48 +/- 16 mm] Range: [ 24 to 80 mm] Example: [ 39 mm] Width Point: Ave: [ 33 +/- 7 mm] Range: [ 16 to 64 mm] Example: [ 27 mm] Point Ratio (Width / Length): Ave: [.71 +/- .13 ] Length of Base: (Shoulder to Base) Ave: [ 8 +/- 2 mm] Range: [ 5 to 11 mm] Example: [ 6 mm] Width of Base: (Maximum) Ave: [ 23 +/- 3 mm] Range: [ 14 to 29 mm] Example: [ 21 mm] Depth of Notch: Ave: [6.1 +/- 2.6 mm] Base Length/Point Ratio: (Length of Base / Length Point) Ave: [.18 +/- .09] Base Width/Point Ratio: (Width of Base / Width Point) Ave: [.71 +/- .13] Base Ratio: Ave: [.35 +/- .12 ] 1. Short (<= 0.7) (Base Length 2. Proportionate (> 0.7 & < 1.3) / Base Width) 3. Long (>= 1.3) Base Form: 1. Convex 2. Straight 3. Concave (Subjective) Notch Ratio: Ave: [.19 +/- .05 ] (Depth Notch / Width Point) Blade Ratio: Ave: [1.2 +/- .3 ] 1. Lanceolate (>= 2.0 mm) ([Length Point 2. Isosceles (< 2.0 & > 1.2 mm) - Length Base] / Width) 3. Equilateral (<= 1.2 mm) Blade Curvature: Ave: [3.5 +/- 1.8 mm] 1. Very Convex (>= 5 mm) (Cord height of curve 2. Convex (< 5 mm & >= 2 mm) from Shoulder to Tip) 3. Straight (< 2 mm & >= -2 mm) 4. Concave (< -2 mm) 5. Mixed (< -2 mm & > 2 mm) Shoulder Angle: Ave: [ 64 +/- 11 o] (Angle of Shoulder from Notch Center to Shoulder to Tip)