Tools: Transcription desk

 A nice tool for realizing crowd sourcing in history:

http://www.transcribe-bentham.da.ulcc.ac.uk/td/Transcribe_Bentham

Resources: Van Gogh's letters

"All the surviving letters written and received by Vincent van Gogh (1853-1890) are contained in this edition of his correspondence."

http://vangoghletters.org/vg/