Update README.md

Author: ehanson8

README.md

@@ -9,14 +9,16 @@ More information about WSKeys is available [here](https://www.oclc.org/developer
 Retrieves OCLC numbers and titles based on a text file of ISBNs.
 
 #### [oclcSearchForNewNum.py](oclcSearchForNewNum.py)
+Based on a list of OCLC numbers, searchs for records that have been merged and now have new OCLC numbers.
 
 #### [oclcTitleDateSearch.py](oclcTitleDateSearch.py)
+Retrieves OCLC records based on a text file of titles and dates and extracts the title, URL, author, publisher, encoding level, language, physical description, and date.
 
 #### [oclcTitlePhraseBorrowDirect.py](oclcTitlePhraseBorrowDirect.py)
 Retrieves OCLC data based on a CSV from the BorrowDirect Data Repository (Beta), on the Penn Library Data Farm.
 
 #### [oclcTitlePhraseEnhanced.py](oclcTitlePhraseEnhanced.py)
-Retrieves OCLC records based on a text file of titles and extracts the title, URL, author, publisher, encoding level, language, and date.
+Retrieves OCLC records based on a text file of titles and extracts the title, URL, author, publisher, encoding level, physical description, language, and date.
 
 #### [worldcatIdentities.py](worldcatIdentities.py)
 Retrieves labels and URIs from the WorldCat Identities API based on a text file of names.