M. E. McCallum

1934

• Exploration for Diamondiferous Kimberlite
• General Review of Northern Colorado and Southeastern Wyoming Kimberlites and Diamonds
• Metal distribution in the Battle Lake area, Grand Encampment Mining District, Carbon County, Wyoming, with comparisons to deposits in the New Rambler Mine District, Albany and Carbon Counties, Wyoming
• The centennial ridge gold-platinum district, Albany County, Wyoming
• The New Rambler copper-gold-platinum district, Albany and Carbon counties, Wyoming
• Uranium and thorium in Precambrian crystalline rocks of the Medicine Bow Mountains, north-central Colorado