ELAN Field Surveying Computation Notebooks, 4.63" x 7.25", 160 Sheets, Orange, 6/Pack (E64-8X4 ORG-6)
- Hardcover with a vibrant orange case binding
- Includes 15 additional pages of tables with conversions, trigonometric functions, and formulas for solving right angles and curves
- Measures 4 ?" x 7 ¼", featuring light blue ruling with red vertical lines, 160 pages (80gsm) and comes in a 6/pack
- Six vertical columns on the left page and 8x4 grid per inch on the right page
- The interior features standard white ledger paper, specially formulated for maximum archival durability, made with 50% cotton and water-resistant material.