| Brand | Keuffel & Esser Co. |
|---|---|
| Country of Origin | United States |
Check the listing for details. RARE- K+E Graph Drawing Paper 11”x16.5” Asstd. Logarithmic And Semi-Logarithmic. Condition: New – Open box, Made in United States. Listed at 35.00 USD. 47 7520 logarithmic 3 x 5 cycles. -47 7200 logarithmic 2x2 cycles. -47 7320 logarithmic 2 x 3 cycles. Or of course, to actually plot data and visualize using orders of magnitude. The plastic wrapping has really disintegrated on most of these over the years.