Next day he hired in Graff’s place Fritz Weilinger, the salesman of his most injurious rival, the East Side Homes and Development Company, and thus at once annoyed his competitor and acquired an excellent man.
There are no more uses of "injurious" in the book.
Show samples from other sources
The belief is not only foolish, but potentially injurious.
altogether he assured me that it would be excessively troublesome, injurious, and unsafe.