| 50 Things You Should Know About Inventions • anticexlibris.ro | 19.98 RON |
| Seven Things You Should Know - Kenneth E. Hagin • libris.ro | 55.52 RON |
In the ancient world, philosopher Archimedes designed new machines for farming. During the Renaissance, artist Leonardo da Vinci sketched his ideas for wondrous flying machines. Scientist James Watt p...
