Labels:book | box | hakham | person | poster | reckoner | road | sky | tree OCR: ATER Leonardo's notebooks reveal the heart SNORKEI of an methods explorer. for His roaming sketches the sea suggest both on the surface and under it eonardo dreamed of exploring the world under the water's surface This device reminds us of the modern snorkel. buoy floats on the water's surface. Inside the buoy are two pipes through which the masked diver breathes and out the mouth of the tube by which you breathe above the water supported on bags or corks." 1996 SoftKey Multimedia Inc. subsidiary of SoftKey International Inc SNORKEJ whict