Yale Center for British Art
www.yale.edu/ycba/
Yale University Collection of Musical Instruments
http://www.yale.edu/musicalinstruments/
Irving S. Gilmore Music Library, Yale University
http://www.library.yale.edu/musiclib/muslib.htm
Beinecke Rare Book and Manuscript Library, Yale University
http://www.library.yale.edu/beinecke/
Lewis Walpole Library, Yale University
http://www.library.yale.edu/walpole/
New York Public Library
http://www.nypl.org/
Bodleian Library, Oxford University
http://www.bodley.ox.ac.uk/
Metropolitan Museum of Art
http://www.metmuseum.org/
National Portrait Gallery, London
http://www.npg.org.uk
Victoria and Albert Museum, London
http://www.vam.ac.uk/
Doug Yeo
http://www.yeodoug.com/
English Ballad Archive
http://emc.english.ucsb.edu/ballad_project/index.asp
Bodleian Library Broadside Ballads
http://www.bodley.ox.ac.uk/ballads/ballads.htm