Here you have the most complete book ever written by a detection with extensive experience.
360 pages with things that you can benefit from.
The different chapters is about:
1. Metal detectors are generally
2. History of Metal Detectors
3.How Does a Metal Detector work.
4. Accessories and various search techniques
5.Which detector should choose
6. How deep is different detectors
7. The metal detector, a friend for life
8. Good places to detect in
9. Seek out treasures
10. Detecting for gold
11. Detecting by meteorites
12. Archaeology and metal detectors
13. Identify different types of metals
14. Collect, clean and protect your finds
15. Document, photograph and catalog your findings
16. Recognizing and date your finds
17. Find ways to work together with authorities
18. Metal detection and the Law
19. Clubs, newspapers and internet sites
20. Other useful things that can be helpful to know.
It is in English.