http://www.perthmintbullion.com/Blog/Blog/12-04-20/Silver_Price_To_Break-Out_In_2012.aspx (http://www.perthmintbullion.com/Blog/Blog/12-04-20/Silver_Price_To_Break-Out_In_2012.aspx)
http://www.silverinstitute.org/site/2012/04/19/silvers-2011-annual-average-price-posts-all-time-record-at-35-12/ (http://www.silverinstitute.org/site/2012/04/19/silvers-2011-annual-average-price-posts-all-time-record-at-35-12/)