| Title / Condition | Seller | Highlights | Price |
|---|---|---|---|
| Prototractatus Wittgenstein Ludwig / New - Hardcover | Biblios | $525.31 | |
| Prototractatus : An early version of Tractatus Logio-Philosophicus Ludwig Wittgenstein / New - Hardcover | AHA-BUCH GmbH | $519.49 | |
| Prototractatus Ludwig Wittgenstein / New - Hardcover | Books Puddle | $473.57 | |
| Prototractatus Wittgenstein, Ludwig; McGuiness, Brian (FRW) / New - Hardcover | GreatBookPrices | $401.80 | |
| Prototractatus Wittgenstein, Ludwig; McGuiness, Brian (FRW) / New - Hardcover | GreatBookPricesUK | $390.73 |