The Bow and Elbow rivers flow together in the city of Calgary, Alberta, and something about the water in them may be helping to produce great, original, and introspective female singer/songwriters whose talents extend beyond just music. Alberta's Joni Mitchell went on to become world famous, of course. Kathleen Yearwood's work remained mostly underground during the latter third of the 20th century, her most widely distributed release ironically emerging on the San Francisco Subterranean label. She began publishing her works in the mid-'80s, first with poems and articles in var...