The young folk's cyclopædia of games and sports ; (1899)
Champlin, John Denison, 1834-1915, Bostwick, Arthur Elmore, 1860-1942, joint author · New York, H. Holt and company · leaf 673
xperiments.With a little practice a bubble canbe made to rest upon it and remaina long time. The bubble may bepierced with a pin or cut with aknife without breaking, so long asthe pin or knife are perfectly clean,but if either have the smallest par-ticle of grease on them the bubblewill break at… … Fig, 2.transparent substance, like a sheetof mica, or a film of oil floating onthe water. The color is different asthe thickness varies, and scientistshave thus been able to measure thelatter. Probably the most skilfulsoap-bubble blower living is Mr. C.Vernon Boys, an English scientist,who has…
Games · Sports · Card games
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