Philosophy and the Crisis of European Man  
   Husserl's work translated with notes and an introduction by Quentin Lauer.
   http://www.users.cloud9.net/~bradmcc/husserl_philcris.html

Pure Phenomenology, Its Method and Its Field of Investigation  
   Husserl's 1917 lecture at Freiburg im Breisgau. Translated by Robert Welsh Jordan.
   http://www.baylor.edu/~Scott_Moore/essays/Husserl.html

The Way into Phenomenological Transcendental Philosophy from Psychology  
   Excerpt from Husserl's basic methodological and epistemological work, including his view of the history of philosophy. From Marxists.org.
   http://www.marxists.org/reference/subject/philosophy/works/ge/husserl2.htm

Clarification of the Origin of the Modern Opposition between Physicalistic Objectivism and Transcendental Subjectivism  
   Excerpt from Husserl's basic methodological and epistemological work, The Crisis of European Sciences. Gives his interpretation of Locke, Berkeley, Hume and Kant.
   http://www.marxists.org/reference/subject/philosophy/works/ge/husserl.htm