The Old Timer Page
A library of wealth on "the way we used to do it," everything from making butter to building a cistern to making your own laundry soap!
http://www.waltonfeed.com/old/old/index.html
Green America
"Going Green With Your Laundry," and check out the rest of the website, you may find it very informative.
http://www.coopamerica.org/programs/livinggreen/articles/GoingGreenWithYourLaundry.cfm
What is Dry Cleaning?
Wikipedia explains Dry Cleaning.