Enchanting landscape of the Three Sisters volcanic mountain peaks in Oregon by N. Mueller (American, 20th Century). Signed "N. Mueller" lower right. Displayed in a giltwood frame. Image, 18"H x 24"L. Nicknamed "Faith," "Hope" and "Charity," these peaks give the town of Sisters its identity. The Three Sisters Elevation: South 10,358 ft.; Middle 10,047 ft.; North 10,085 ft.