Lehigh County

Bedrock geologic map of the Allentown West quadrangle, Lehigh and Berks Counties, Pennsylvania

by Avery Ala Drake, Jr.

Zinc ores at Friedensville, Lehigh County, Penna

by Benjamin LeRoy Miller

Lehigh Church, Lower Macungie Township, Lehigh County, Pennsylvania: births/baptisms, confirmations, deaths, c. 1750-1790

[compiled by Tim Conrad]

Magnetite in Pennsylvania

by J. Ross Corbin

Pennsylvania births, Lehigh County, 1734-1800

John T. Humphrey.

Lehigh county, Pennsylvania: Geology and geography

by Benjamin LeRoy Miller ... with chapters on Pre-Cambrian geology, by Donald McCoy Fraser ... Jacksonburg formation, by Ralph LeRoy Miller ... Martinsburg formation, by Bradford Willard ... Triassic rocks, by Edgar T. Wherry.

Lehigh County tombstone abstracts of persons born prior to 1800: from 64 cemeteries within the limits of Lehigh County, Pennsylvania

by Charles F. Seng.

Centennial history of Catasauqua, Pennsylvania: 1853-1953

Index of wills and administration records: Northampton County, Pennsylvania, 1752-1850, Lehigh County, Pennsylvania, 1812-1850.

Compiled by Richard T. and Mildred C. Williams.

History of Jerusalem Lutheran and Reformed Church of Western Salisbury, Lehigh Co., Pa: with complete records of all members of both congregations, baptisms, confirmations, marriages and burials

prepared and arranged by Tilgham Neimeyer, J.B. Stoudt...[et. al.]