Filling in the Gaps

Despite all the sources you have used you may still find gaps in the information you have collected. Here are some hints for filling in those those gaps.

Search the CAT for government publications. Look particularly for planning commission reports.

Check basic statistical abstracts:

• Pennsylvania Abstract
  Call number HA607.P4, Social Sciences Library Reference Collection, 2nd Floor Paterno Library
• Pennsylvania County Data Books
  Call number: HC107.P4A31601, Latest edition in the Social Sciences Library Reference Collection, previous editions in Third Floor Paterno Library Stacks