Consider a tuning fork. It delivers a true pitch by two tines vibrating together. Muffle either side, even a little, and the note disappears. Neither tine individually produces the sweet, pure note. Only when both tines vibrate is the correct pitch heard.
Sunday, April 30, 2006
You can check out Lisa's blog for pics of San Francisco. The shoots we have of the streets do not do them justice in showing how steep they are. Here are some pics of the beach area around our hotel in Avila Beach.
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