This series contains secondary source material that is not directly associated with Blake Gumprecht's book The Los Angeles River. There are maps of the Los Angeles River and the surrounding area as well as reports on the change to the River. Information on flooding, pollution, history, ecology, and water supply in relation to the river are included.

This series contains secondary source material that is not directly associated with Blake Gumprecht's book The Los Angeles River. There are maps of the Los Angeles River and the surrounding area as well as reports on the change to the River. Information on flooding, pollution, history, ecology, and water supply in relation to the river are included.

This series contains secondary source material that is not directly associated with Blake Gumprecht's book The Los Angeles River. There are maps of the Los Angeles River and the surrounding area as well as reports on the change to the River. Information on flooding, pollution, history, ecology, and water supply in relation to the river are included.

This series contains secondary source material that is not directly associated with Blake Gumprecht's book The Los Angeles River. There are maps of the Los Angeles River and the surrounding area as well as reports on the change to the River. Information on flooding, pollution, history, ecology, and water supply in relation to the river are included.

This series contains secondary source material that is not directly associated with Blake Gumprecht's book The Los Angeles River. There are maps of the Los Angeles River and the surrounding area as well as reports on the change to the River. Information on flooding, pollution, history, ecology, and water supply in relation to the river are included.