Memorial proceedings of the Senate upon the death of Hon. Algernon B. Roberts, late a senator from the twelfth district of Pennsylvania.

Mode of access: Internet.

Hikes in Berks.

"Compiled by the Berks county unit, Federal writers' project of the Works progress administration for the commonwealth of Pennsylvania."

New Sweden, 1638-1938:

Mode of access: Internet.

Pennsylvania, the story of a commonwealth,

Map on lining-papers.

Petroglyphs in the Susquehanna River near Safe Harbor, Pennsylvania ...

Notes and bibliography: p. 52-59.

The Latin letters of Antonio de Gouvea /

Four letters and epigrams dedicated to Catherine de Bauffremont. cf. p. 35.

Mathematics in management; proceedings of a short course conducted by [Dept. of Engineering Mechanics and General Extension Services, the Pennsylvania State University, with cooperation from General Electric Co. and others] June 13-17, 1955.

Includes bibliographies.

Gleanings in Europe. England: /

"Haswell, Barrington, and Haswell, printers."

Thomas Pelham Holles, duke of Newcastle; his early political career, 1693-1724,

Issued also as thesis (Ph.D.) University of Pennsylvania.

[English mediaeval institutions.

Pub. as separate numbers of Translations and reprints from the original sources of European history and bound as a volume.

A half century of bird life in Berks County, Pennsylvania,

Mode of access: Internet.

The bird life of Berks County, Pennsylvania /

Mode of access: Internet.

Birds of central Pennsylvania /

Caption title.

Birds of the State College Region, Pennsylvania /

Cover title.

Pennsylvania birdlife.

Mode of access: Internet.