Some mention of the Clackamas District, with an excursion to Mt. Jefferson. Good stuff:
http://books.google.com/books?id=nHsAAAAAMAAJ&;lpg=PA46&ots=HqqJ1eGEem&dq=%22cold%20springs%20ranger%20station%22%20-colorado%20oregon&pg=PA14
(cut and paste into address line, for some reason hyperlink is truncated)