Such application must set forth the right of the applicant to make the same, the purpose for which the dam is to be erected, a description of the land by sectional divisions and subdivisions, township and range, the name of the watercourse, if it has a name, the side on which the mill, gin or factory is to be erected and the proposed height of the dam. If the application is made by the owner of the land on one side only, he shall also set forth therein the name of the owner of the land on the opposite side on which the proposed dam is to abut, his residence, if known, and whether such owner is a minor or of full age; and, if such owner of the land on the opposite side is of unsound mind, that fact must also be stated.