Info on sacredjourneys-wi.com: registrant/admin/billing all Lake House B and B, Maxine Mashek, Stone Lake Wisconsin
Lake House Bed and Breakfast
http://www.lakehouse-bb.com/states they are "In partnership with Sacred Journeys" on their home page with link (link also on their About The Inn page)
Checked county assessor - Holly Gray Schuck listed as co-owner of property
Maxine Mashek listed as a contact on the Sacred Journeys site
As noted above in thread, Holly Gray Schuck Knezevich has a manuscript listed on worldcat.org & google books: Alternative realities and wilderness challenge or Don Juan and Jesus in the B.W.C.A 1977 Subjects: Group relations training, Mind and body therapies
Holly Gray Schuck is listed as a licensed social worker in Wisconsin