You are a new user, how anyone is supposed to trust you?
You didn't even mention how much do you want for them or which registrar are the domains on.
So... I did some research, it may be useful for others, I personally do not need those domains.
Registrar: GoDaddy
Domains Expiration:
halfbtc.com -> 09-dec-2014
halfbitcoin.com -> 09-dec-2014
FirstBankOfBitcoin.com -> 25-mar-2015
Name: J Campy
Organization: speshals
Street: 315 Vincent Place
City: Salinas
Phone: 8315952659
Other Info I found:
Facebook Profile:
https://www.facebook.com/jeran.campanellaGood Luck selling your domains and your books.