Jacob+Riis



Sources: http://search.eb.com/eb/article-9063688 http://thinkexist.com/quotes/jacob_riis/ http://en.wikipedia.org/wiki/Jacob_Riis#Early_life http://www.spartacus.schoolnet.co.uk/USAriis.htm http://en.wikipedia.org/wiki/Jacob_Riis#Theodore_Roosevelt http://www.richmondhillhistory.org/jriis.html