RE: field separation
Here is link to a pdf version of FCC Title 47, Part 95.
Sections 95.201 - 95.225 (pages 542-550) contain "R/C Rules" 1 - 25 that apply to our hobby:
[link=http://www.fcc.gov/Bureaus/Engineering_Technology/Documents/cfr/1998/47cfr95.pdf]FCC Title 47, Part 95[/link]