Sokkia 815260 Field Book (4-1/2 x 7-1/4 in.)
Handy references include formulae for solving right angles or curves and tables for minutes in decimals of a degree or inches in decimals of a foot.
Left page: blue horizontal lines and red vertical lines.
Right page: 4 x 4 blue lines and a red vertical center line.
- 80 Sheers (160 pages)
- 50% cotton rag content paper
- Weatherproof, durable.
- Size: 4-1/2" x 7-1/4"
- 4X4 Grid