Some magnetite deposits of Stevens and Okanogan counties, WashingtonWilliam Albert Broughton, W. A. Broughton · First published 1945Open the Tome
Economic aspects of the Blewett-Cle Elum iron ore zone, Chelan and Kittitas counties, WashingtonWilliam Albert Broughton, W. A. Broughton · First published 1944Open the Tome
The Blewett iron deposit, Chelan County, WashingtonWilliam Albert Broughton · First published 1943Open the Tome
The Buckhorn iron deposits of Okanogan County, WashingtonWilliam Albert Broughton, W. A. Broughton · First published 1943Open the Tome
Inventory of mineral properties in Snohomish County, WashingtonWilliam Albert Broughton, W. A. Broughton · First published 1942Open the Tome
