• • The Axioms of Descriptive Geometry
    http://name.umdl.umich.edu/ABN2643.0001.001

• • The Concept of Nature
    http://www.brocku.ca/MeadProject/Whitehead/Whitehead_1920/White1_pref.html

• • The Function of Reason
    http://www.brocku.ca/MeadProject/Whitehead/Whitehead_1929/1929_00.html

• • An Introduction to Mathematics
    http://name.umdl.umich.edu/aaw5995.0001.001

• • Modes of Thought
    http://www.brocku.ca/MeadProject/Whitehead/Whitehead_1938/1938_toc.html

• • Principia Mathematica Vol. 1
    http://name.umdl.umich.edu/AAT3201.0001.001

• • Principia Mathematica Vol. 2
    http://name.umdl.umich.edu/AAT3201.0002.001

• • Principia Mathematica Vol. 3.
    http://name.umdl.umich.edu/AAT3201.0003.001

• • Religion in the Making
    http://alfrednorthwhitehead.wwwhubs.com/ritm1.htm

• • Symbolism: Its Meaning and Effect
    http://www.brocku.ca/MeadProject/Whitehead/Whitehead_1927/1927_00.html

• • A Treatise on Universal Algebra, with Applications
    http://historical.library.cornell.edu/cgi-bin/cul.math/docviewer?did=01950001&seq=5