Willman, H. B.

No biography available.

Works (13)

Cover of Field conference on niagaran reefs in the Chicago region

Field conference on niagaran reefs in the Chicago region

Cover of The Platteville and Galena groups in northern Illinois

The Platteville and Galena groups in northern Illinois

Cover of Farmdalian lake deposits and faunas in northern Illinois

Farmdalian lake deposits and faunas in northern Illinois

Cover of Handbook of Illinois stratigraphy

Handbook of Illinois stratigraphy

Cover of Feldspar in Illinois sands, a study of resources

Feldspar in Illinois sands, a study of resources

Cover of Mineralogy of glacial tills and their weathering profiles in Illinois

Mineralogy of glacial tills and their weathering profiles in Illinois

Cover of Mineralogy of glacial tills and their weathering profiles in Illinois

Mineralogy of glacial tills and their weathering profiles in Illinois

Cover of Rock stratigraphy of the Silurian system in northeastern and northwestern Illinois

Rock stratigraphy of the Silurian system in northeastern and northwestern Illinois

Cover of The Wisconsinan stage

The Wisconsinan stage

Cover of Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles

Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles

Cover of Stratigraphic policy of the Illinois State Geological Survey

Stratigraphic policy of the Illinois State Geological Survey

Cover of Early Ordovician strata along Fox River in northern Illinois

Early Ordovician strata along Fox River in northern Illinois

Cover of Pleistocene stratigraphy of Illinois

Pleistocene stratigraphy of Illinois