Loggers holding sharp pikepoles stand on a log jam, ready to transport the logs downstream. Northern Michigan, ca. 1910s-1920s.
ontonagon county, michigan map. round icon with long shadow on red or blue background - 昂托納貢縣 幅插畫檔、美工圖案、卡通及圖標
scenic view of trees growing on field against sky,ontonagon county,michigan,united states,usa - 昂托納貢縣 個照片及圖片檔
ontonagon county, michigan. maps for design. blank, white and black backgrounds - 昂托納貢縣 幅插畫檔、美工圖案、卡通及圖標
scenic view of snow covered land against blue sky,ontonagon county,michigan,united states,usa - 昂托納貢縣 個照片及圖片檔密西根州