| W&L REFERENCE & JOURNAL COLLECTION suggest additions | |||
 All subjects | |||
| Limit this Level by Subject 13 | |||
| Name | Description | Cost | Supplier |
| Daily Tax Report | Daily tax newsletter | S | BNA |
| Data on the Net | Social Science statistical data - numerous links, searchable and browsable | F | UC San Diego |
| Delphion | Delphion Intellectual Property Network (U.S. Patents) | F | Delphion |
| Digital Sanborn Maps | Virginia Maps from the Digital Sanborn Maps (1867-1970) | S | UMI |
| Directory of Associations | Business related associations around the world | F | marketingsource.com |
| Directory of Open Access Journals | Links to journals offering free, full-text access | F | DOAJ |
| Directory of Published Proceedings | Lists published proceedings, and lists of conferences | F | Interdok |
| Disclosure | Directory information on publicly traded companies | C | FirstSearch |
| Dissertation Abstracts | Dissertations & theses from US and North America | S | Westlaw |
| Dissertation Abstracts | Dissertations & theses from US and North America | S | FirstSearch |
| Dissertation Abstracts | Dissertations & theses from US and North America (current 2 yrs) | F | UMI |
| Dissertations Indexed in WorldCat | An Index of all dissertations and theses listed in WorldCat | S | FirstSearch |
| Domain Names WHOIS | Internet Domain Name Lookup | F | Network Solutions |