they put the 1 insignia on to see if people liked it and they did and they never put the second one on.
There are no Steelers currently wearing the #1.
For the 2011 preseason, the Steelers went 3-1. They defeated the Eagles, Falcons and Panthers. Their only loss was to the Redskins.
world war 1 helmets were made fom sheep skin and cows
Only 1 because a helmet is hard and cant stack so it wouldn't really "fit".
The Steelers best regular season record was 15-1 in 2004. They were 1-1 in the playoffs.
Can be a dot or insignia on top of cap for #1 cylinder
NFL Follow Your Team Steelers - 2007 Week 1 Texans at Steelers Game Highlights was released on: USA: September 2008
They wore helmets long before world war 1.
There are a bunch of them. Branch of Service insignia, rank insignia and other insignia that aren't unit-specific are found in Army Regulation 670-1, which is downloadable from a few places. Distinguished Unit Insignia, which everyone calls unit crests, and patches are not in that reg; check the Institute of Heraldry website at http://www.tioh.hqda.pentagon.mil/
The Pittsburgh Steelers has only 1 logo on a side and not on the other side
British steel helmets were the only armor issued to US forces in World War 1.
Lieutenant Colonel insignia is identified by a Silver Maple Leaf. In the US Army it is a cluster of silver OAK leaves. In the British army it is a crown and a single 'pip'.