Trolley Roll-sign Cake

I work part time at a little shop in Cambridge, MA for a couple of brothers.  They've recently added an interesting line of products; antique roll signs from decommissioned street trolleys of Boston and New York. 

We have many different signs from several trolley stops in the store:

So when one of the brothers was celebrating his 30th birthday we decided a roll sign would be an awesome concept for his cake. So here's what I came up with:

Tee Hee!  I'm beginning to feel the love for fondant!