Campbell, J. L.

1818 – 1886

• A manual of scientific and practical agriculture
• Geology and mineral resources of the James River Valley, Virginia, U. S. A. ..
• Human factors design guidelines for Advanced Traveler Information Systems (ATIS) and Commercial Vehicle Operations (CVO)
• Idaho
• Idaho, six months in the new gold diggings
• Six months in the new gold-diggings
• The great agricultural and mineral West
• The Patmos letters applied to modern Christendom