<p>Da Vinci's Cases<br>by Alfred Bekker<br><br>The scope of this book is 113 pages paperback.<br><br>When a beggar boy with dark spots in the face appears in the village, the inhabitants of Vinci are in bright excitement: The plague has broken out! Fortunately, a doctor is quickly available, who has a remedy for the Black Death. Leonardo would like to examine this remedy. But the doctor keeps his secret like his eyeball. And Leonardo is doin...