| Title / Condition | Highlights | Price |
|---|---|---|
| Kurt Godel: On Formally Undecidable Propositions of Principia Mathematica and Related Systems GODEL, KURT&MELTZER, B (Trans)&BRAITHWAITE, R B (Intro) / Used - Hardcover | 1st Edition | $515.03 |
| On Formally Undecidable Propositions of Principia Mathematica and Related Systems Kurt Godel, B. Meltzer (trans.), R. B. Braithwaite, F.B.A. (intro.) / Used - Hardcover | $150.00 |