On the NYPL website

On the homepage http://www.google.com/url?sa=D&q=http://www.nypl.org/index.html&usg=AFQjCNHgr0KmGvayOhgVzxN_UOKQKi076g click on "Articles & Databases" http://www.nypl.org/index.html
Look for Databases by location, and click on From Home http://www.nypl.org/databases/index.cfm?act=2&j=home

Here is a list of some search engines that might be good for you:
Academic Search Premier
Business Source Premier
EBSCO
EBSCOhost (which searches many other databases that are listed in this list, incl the following databases: Academic Search Premier, Alt- HealthWatch, Business Source Premier, ERIC, Health Source Consumer Edition, Health Source, Masterfile Premier, Middle Search Plus, Newspaper Source, Novelist, Primary Search, Professional Development Collection, Psychology & Behavioral Sciences Collection, Religion & Philosophy Collection, TOPICsearch, and more.
ERIC
Facts on File History Database Center
History Resource Center
Opposing Viewpoints Resource Center
Psychology & Behavioral Sciences Collection