Graphic design

I was given the letter 'F' to work with for the next few weeks as part of our graphic brief. The theme of the brief is 'state of the nation'. I brainstormed words that began with 'F' and had relevance to the theme.  The word I choose to go with was 'Finance'.

For the past day or two I've been doing thumbnails to do with finance and trying to get the letter 'F' to represent it.
So far, here is what I came up with.

Here's just some images I photocopied from a book in the library that I thought were interesting and different ways of showing the letter 'F'.