Karen Engstrom:
History behind the books
"The Picnic Grounds"
Karen Engstrom-PicnicGrounds.pdf"Blue Sky Laws"
Karen Engstrom-Blue Sky Law.pdf"Lake Vermilion"
Karen Engstrom-Lake Vermilion.pdf"Mining Minnesota"
Karen Engstrom-Mining Minnesota.pdf"No Fourth of July in 1947"
Karen Engstrom-No Fourth of July in 1947.pdf"Pioneer Troops"
Karen Engstrom-Pioneer Troops.pdf"Tower, Minnesota"
Karen Engstrom-Tower, Minnesota.pdf"Two Resorts"
Karen Engstrom-Two Resorts.pdf"World War I"
Karen Engstrom-World War I.pdf