Left page has blue horizontal lines and six vertical columns. Right page has 4 x 4 blue lines and a red vertical center line. Appendix of 11 tables of conversions, trigonometric functions, and formulae for solving right angles and curves. Hardback cover, 80 leaves, page size 4 1/2” x 7 1/4”.

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