On the helical paths traced by rising bubbles.
Welch
C J
CJ
Regis Technologies, Inc., Grove, IL 60053, USA. whelko@aol.com
D049668:History, 15th Century; D007558:Italy; D012586:Science / Q000266:history*; D013237:Stereoisomerism; D014867:Water / Q000737:chemistry
D014867:Water