Photo caption reads: River crew prepaing to dislodge debris at the Bonner Dam, 1948. Arne Karkanen, 2nd from Left. (Four men in bateau ; front three standing ; other man sits holding pole attached to plan from riverbank? ; front man clutches cable...
Photo caption reads: Arne Karkanen trying to dislodge debris at the Bonner Dam, May of 1948. (Stands alone in bateau ; pole to downriver pile ; opposite bank of Blackfoot behind)