Preliminary report on the soils and agricultural conditions of north central Wisconsin,
by Samuel Weidman.
- Madison, Wis., The State, 1903.
- vii, 68 p. 10 pl. incl. maps (1 fold. col. in pocket) 25 cm.
- Wisconsin geological and natural history survey. Bulletin no. 11. Economic series no. 7 .
- Wisconsin Geological and Natural History Survey. Bulletin ; no. 11. Wisconsin Geological and Natural History Survey. Economic series ; no. 7. .