| The Pencil: A History of Design and Circumstance - Henry Petroski • libris.ro | 137.56 RON |
| The Pencil: A History of Design and Circumstance, Paperback - Henry Petroski • elefant.ro | 141.46 RON |
Henry Petroski is the Aleksandar S. Vesic Professor of Civil Engineering and a professor of history at Duke University. The author of more than a dozen books, he lives in Durham, North Carolina, and Arrowsic, Maine.
