Here's the Steamboat Common formulation.

On Saturday (October 15), I'll be in Madison, Indiana at the Soup, Stew, Chili and Brew, where NABC will unveil "Steamboat Common," brewed collaboratively with our fellow Hoosier brewers at Great Crescent (Aurora) and Main Street (Evansville). For more information and links, check here:

Whole lotta steamboats goin' on, this weekend and next.

Ben Minton provides the Steamboat Common formulation, as originally planned by Jared Williamson and Dan Valas.

89% Rahr 2-Row Malt
6% Crisp Brown Malt
4% Weyermann Rauchmalt
1% Sorghum (6 Lbs added near end of boil)

Hops:
2 additions of US Goldings, Total: 6.6lbs

Stats:
O.G. 1.068
F.G. 1.012
ABV: 7.5%
IBUs: 33.2