Photograph of unidentified Civil Engineering students at Camp Armour on Upper Trout Lake near Boulder Junction, Wisconsin. From attached press... Show morePhotograph of unidentified Civil Engineering students at Camp Armour on Upper Trout Lake near Boulder Junction, Wisconsin. From attached press release: "Students surveying during six-week course at Camp Armour, approximately 400 miles north of Chicago." Camp Armour was the site of a six-week fieldwork course for Civil Engineering students. Photographer unknown. Date of photograph unknown. Date range listed is approximate. Show less