Across
- 5. invar tape material
- 6. zero declination
- 8. surveyor compass
- 9. MEASUREMENT OF LINE
- 12. BEARINGS
- 13. FIRST READING
- 14. LAST READING
- 15. HORIZONTAL ANGLE
- 16. OLDEST METHOD
Down
- 1. a method of surveying in theodolite
- 2. turning the telescope
- 3. cloth tape another name
- 4. indirect ranging
- 7. errors due to inattention
- 10. y theodolite
- 11. BY WALK