
- Westcott 5" Proportional Scale (PS-69)
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Amazon
From $6.32 (New)

From $6.32 (New)

| Latest | $6.32 Apr 3, '16 |
| Highest | $7.08 Mar 17, '16 |
| Lowest | $5.97 Feb 7, '16 |
| Average | $6.61 (30d avg) $6.38 (Lifetime average) |
| Added | Dec 20, 2013 |
| Latest | $3.52 Apr 3, '16 |
| Highest | $8.85 Dec 20, '13 |
| Lowest | $2.98 Dec 8, '15 |
| Average | $3.30 (30d avg) $3.09 (90d avg) $3.03 (180d avg) $3.01 (365d avg) $3.88 (Lifetime average) |
| Added | Dec 20, 2013 |
30 day average: 36,551
90 day average: 49,416
Proportional Scale. Calculates enlargements and reductions. Calibrations for fractions below an inch are printed in a second color.