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HISTORIC STOPS AND GUIDEBOOKS WEB MAP

Use the web map below to view past field conference stop locations and download guidebooks. Click here to open the map in a new window (recommended for mobile users).

GUIDEBOOK ARCHIVE

A complete collection of guidebooks can be found below.

1953

Nineteenth Annual Field Conference of Pennsylvania Geologists

Leaders:

J. L. Dyson, A. Montgomery, C. Cabeen, R. F. Gantnier, D. McLaughlin, B. Willard, C. Warmkessel, J. Bertrand
Guidebook
No Road Log
This conference, held in Northampton County, summarized the geology of the area through its four field trips. 1. North from Easton to slate and cement areas. 2. Mineral collecting trip to serpentine quarries north of Easton. 3. North from Easton to Panther Valley anthracite region. 4. South from Easton to Riegelsville.

1952

Sussex County, New Jersey

Leaders:

P. MacClintock, C. Milton, H. Herpes, M. Johnson
Guidebook
No Road Log
Field trips were conducted. 1. Pleistocene geology. 2. Dikes of special petrologic interest. 3. Silurian and Devonian stratigraphy. 4. Cambro-Ordovician and Pre-Cambrian rocks. 5. Silurian-Devonian of Nearpass quarries.

1951

Guidebook Illustrating the Geology of the Philadelphia Area

Leaders:

M. E. Johnson, L. Dryden, E. Watson, D. Wyckoff, A. W. Postel, H. E. McKinstry
Guidebook
No Road Log
The geology of the Chester Valley was explored, giving participants a general overview of the mineralogy and geology of the area.

1950

Sixteenth Annual Field Conference of Pennsylvania Geologists

Leaders:

A. I. Ingham, W. S. Lytle, F. W. Preston, C. E. Prouty, R. E. Sherill, W. M. Fieldler, P. R. Stewart, R. E. Boyles
Guidebook
No Road Log
Three field trips are included.  1. Visit to Jones and Laughlin Steel Company, Aliquippa Plant.  2. Glacial Foreland, Northwest Pennsylvania. This trip examined the evidence of glacier-dammed lakes in the Slippery Rock and Muddy Creek valleys in Butler County, and the resulting drainage diversions through the Slippery Rock Gorge in Lawrence County.  3. Chestnut Ridge Anticline

1949

Fifteenth Annual Field Conference of Pennsylvania Geologists

Leaders:

E. Cloos, R. Chapman, G. Biemesderfer, J. Moss, J. Freedman, R. M. Foose, E. Sampson, H. Meyerhoff
Guidebook
No Road Log
This conference, centered in Lancaster County, included three field trips. 1. Old metal mines and Mine Ridge Anticline. 2. “Martic Overthrust” area. 3. Appalachian drainage and Pleistocene terraces.

1948

Fourteenth Annual Field Conference of Pennsylvania Geologists

Leaders:

R. M. Foose, R. C. Stephenson, F. M. Swartz, A. B. Cleaves, D. M. Fraser, G. L. Adair, B. Willard
Guidebook
No Road Log
South-central Pennsylvania was the site of this field conference. Four field trips are outlined in this guidebook. 1. South Mountain. 2. Pennsylvania Turnpike. 3. Cornwall Mine. 4. Susquehanna-Juniata River.

1947

Thirteenth Annual Field Conference of Pennsylvania Geologists

Leaders:

B. Willard, L. Whitcomb, T. E. Stephenson, R. H. Gault, F. Betz
Guidebook
No Road Log
Northampton and Lehigh Counties were explored during this field conference. Field trips outlined included: 1. Nazareth Cement Plant. 2. Saucon Valley Zinc Mines and Triassic intrusives. 3. The Valley of the Lehigh. 4. West from Bethlehem. 5. Triassic fanglomerates of Delaware Valley.

1946

From the Cambrian to the Silurian near State College and Tyrone

Leaders:

P. D. Krynine, G. M. Kay, F. M. Swartz
Guidebook
No Road Log
The trip outlined was concerned with lower Paleozoic rocks of the Appalachian Valley and Ridge Province and the Allegheny Plateau. Upper Devonian to Pennsylvanian rocks along the Horse Shoe Curve near Altoona were also included

1941

Allegheny Front Trip: Blue Knob-East Freedom-Hollidaysburg-Williamsburg Area, Pennsylvania

Leaders:

F. M. Swartz, G. Ashley, M. Shaffner, A. B. Crichton
Guidebook
No Road Log
The field trip examined Cambrian-Pennsylvanian rocks along the Allegheny Front

1940

The Geology of New Jersey

Leaders:

M. E. Johnson, H. Woodward, A. F. Buddington, H. H. Hess, E. Sampson, E. Dorf, A. O. Hayes, H. Johnson, B. Willard
Guidebook
No Road Log
Four field trips were conducted. 1. Geology of the Culvers Gap to Newfoundland area. 2. Geology of the Franklin district. 3. Physiography, glaciation and soils. 4. Cretaceous and tertiary stratigraphy of the Coastal Plain.
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