copy of an invoice

"Ellen had a copy of an invoice from Crescent Security in her follow-up file.

When I was alone with Bout and his brother, I put on the table a copy of an invoice for another weapons deal, obtained from European intelligence sources.

It was for me, but it wasn't a copy of an invoice or some other work thing; it was from my agent, saying that a big UK publishing house had just offered lots of money (ten times my annual salary, as it transpired) to publish me.