Charles Rufus Boyd

• Resources of south-west Virginia, showing the mineral deposits of iron, coal, zinc, copper and lead
• Resources of South-west Virginia, Showing the Mineral Deposits of Iron, Coal, Zinc, Copper and Lead. Also the Staples of the Various Counties, Methods of Transportation, Access, etc ...
• Address Delivered by C. R. Boyd, Before the Geological Society of Roanoke College and Citizens of Salem, Virginia, on the Occasion of the Annual Celebration of the Society, February 23rd 1887 : Subject
• Resources of South-West Virginia
• Resources of south-west Virginia, showing the mineral deposits of iron, coal, zinc, copper and lead