Penn Poore Livingston

WISC:89086880788

Penn Poore Livingston / George Burke Maxey

OSU:32435070287123

Artesian wells

Penn Poore Livingston / Robert Raymond Bennett

IND:30000143969164

Columbia River Watershed

Albert Nelson Sayre / Penn Poore Livingston

IND:30000143969222

Geology

David A. Andrews / Gordon Ryerson Williams / Harold Coble Troxell / Maxwell McMichael Knechtel / Nathan Clifford Grover / Penn Poore Livingston / Ralph Maxwell Leggette / Robert Follansbee / Tate Dalrymple / G. H. Taylor / J. B. Spiegel / John Q. Peterson / Walter Lynch

OCLC:11209236

Erosion