Sokkia 8152-60 Cross-Section Field Book Both pages have 10 x 10 blue lines with inch lines slightly heavier. Appendix of 11 tables of conversions, trigonometric functions, and formulae for solving right angles and curves. Hardback cover, 80 leaves, page size 7.5" x 4.75". Sokkia Weather-resistant Field Books feature:

• High Visibility Covers Constructed to withstand rugged handling under all climatic conditions
• Fine quality water-resistant ledger paper
• Waterproof blue and red inks