Introduction to the Aquatic Insects of North AmericaRichard Merritt, Kenneth Cummins, Martin B Berg · First published 2019Open the Tome
Zeolite occurrences in western Montana with particular emphasis on the Grasshopper Creek depositRichard B. Berg · First published 2001Open the Tome
Geology of microcrystalline silica (Tripoli) deposits, southernmost IllinoisRichard B. Berg · First published 1994Open the Tome
Precambrian and Mesozoic plate margins--Montana, Idaho, and WyomingSharon E. Lewis, Richard B. Berg · First published 1988Open the Tome
Precambrian geology of the west part of the Greenhorn Range, Madison County, MontanaRichard B. Berg, Montana Bureau of Mines and Geology · First published 1979Open the Tome
Reconnaissance geology of southernmost Ravalli County, MontanaRichard B. Berg · First published 1977Open the Tome
Bentonite deposits in the Ingomar-Vananda area, Treasure and Rosebud Counties, MontanaRichard B. Berg · First published 1970AdventureOpen the Tome
