If you are looking for specific guide books to help you finding funding click here!

US Foundations providing Arts and Culture Grants
http://www.fundsnetservices.com/arts01.htm

US Federal Opportunities
National Endowment for the Arts online resource of Federal funding available for arts initiatives through national, state and local funding programs. http://www.arts.gov

Recent news on the topic of funding for arts, culture and humanities provided by PNN Online. http://pnnonline.org/search.php?query=&topic=9