Portugal 6 months Treasury bills auction: 1.7% By Scalper1 | September 19, 2012 0 Comment FXstreet.com (Barcelona) See original article: Portugal 6 months Treasury bills auction: 1.7% Related posts: Portugal 18 months Treasury bills auction: 2.967% US sells $39.7B of 28-day bills at 0.015% US sells 32B of 6-Month Bills at 0.09% US sells 32B of 3-Month Bills at 0.04%