Curry, Edna. Jam of all Jams. [2019-12-02]. ISBN 9781536507393. (原始内容存档于2022-01-15). (reprint of Curry, Edna. The Greatest Logjam Ever. American Forests: 24–25, 48–50.)
Risjord, Norman K. Ten events that shaped Wisconsin's history. Barish, Lawrence S.; Meloy, Patricia E. (编). Wisconsin Blue Book: 128–132. 1999–2000 [2019-10-12]. (原始内容存档于2020-08-21) (美国英语).
Chapin, Earl V. Earl Chapin's Tales of Wisconsin. University of Wisconsin, River Falls Press. 1973 [2020-10-15]. (原始内容存档于2022-01-15) (英语).
Curry, Edna. Jam of all Jams. [2019-12-02]. ISBN 9781536507393. (原始内容存档于2022-01-15). (reprint of Curry, Edna. The Greatest Logjam Ever. American Forests: 24–25, 48–50.)
A Big Log Jam on the St. Croix. Mississippi Valley lumberman and manufacturer X (46). 1886-06-18: 5 [2019-12-03]. (原始内容存档于2022-01-15).
Risjord, Norman K. Ten events that shaped Wisconsin's history. Barish, Lawrence S.; Meloy, Patricia E. (编). Wisconsin Blue Book: 128–132. 1999–2000 [2019-10-12]. (原始内容存档于2020-08-21) (美国英语).