1.
Systematic Revision of Elektoriskos williereae and Dilatosphaera williereae (Acritarchs) and its Bearing on Silurian (Llandoverian) Stratigraphy
2.
Map of towns in the counties of the Holland Puchase; 1813? ; Map of Towns
Map of Western New York with the Holland Purchase; 1825? ; Map of the Western Part of the State of New York Including the Holland Puchase Exhibiting Its Divisions Into Counties and...
Map of Pennsylvania with the HLC and PPC lands; 1800? ; A Map Exhibiting A General View of the Roads and Inland Naviation of Pennsylvania and Part of the Adjacent States. Respectfu...