Sokkia field books with rain resistant fine quality ledger paper hard-bound in high visibility chrome yellow coated fabric. Each book contains 80 leaves printed in water proof ink. Also included is an Appendix of 11 tables of conversions, trigonometric functions, and formulae for solving right angles and curves. Left hand pages have 4 per inch blue horizontal lines and five red vertical lines.
The left page has blue horizontal lines and red vertical lines. The right page has 4 x 4 blue lines and a red vertical center line. The book measures 4-1/2 x 7-1/4.
Sold individually or as a set of 6