Ivor Grattan-Guinness
Is logic universal or hierarchical?
2015
in: The road to universal logic II, Basel : Birkhäuser
A survey of the life of Hugh MacColl (1837-1909)
2011
Philosophia Scientiae 15/1
Discovering Robert Grassmann (1815–1901)
2011
in: From Past to Future: Graßmann's Work in Context, Dordrecht : Springer
Was Hugh MacColl a logical pluralist or a logical monist?
2011
Philosophia Scientiae 15/1
2008
Axiomathes 18/1
On Boole's algebraic logic after the mathematical analysis of logic
2000
in: A Boole anthology, Dordrecht : Springer
Forms in algebras and their interpretations
1999
in: Shapes of forms, Dordrecht : Springer
New archival source on the publications of Wittgenstein'stractatus
1996
Axiomathes 7/3