The Ghost of Gay Street (sources)
- PRIMARY SOURCE: Yankee Ghosts, by Hans Holzer, 1986 [originally published 1966]. Online [snippet]: https://books.google.com/books?id=_R4vAAAAYAAJ&dq=%22walter+gibson%22+%2212+Gay+Street%22&focus=searchwithinvolume&q=%2212+Gay+Street%22.
- SECONDARY SOURCE: "Out of the Shadows - Walter Gibson," a July 5, 1975, interview with Gibson in Duende magazine, Vol. 1, No. 2, Winter 1976-77, USA. Pg. 34-35. Online: https://archive.org/stream/Duende_v01n02_Odyssey_1976/Duende%20v01n02%20Odyssey%20%281976%29#page/n35/mode/2up
- "Hans Holzer," page in the Wikipedia website, viewed 7-31-2017. Online: https://en.wikipedia.org/wiki/Hans_Holzer
- The Mothman Prophecies, by John Keel, 2012 Tor Books, New York, New York, USA [originally published in 1975]. Pgs. 5-6. ISBN: 0-765-34197-2. Online [preview]: https://books.google.com/books?id=NfJo0ARGgwwC&pg=PT12&lpg=PT12&dq=%22mothman+prophecies%22+gibson+shadow&source=bl&ots=GcCQSyg1rQ&sig=bKgW_fpq1baldE63ejV5Hdfhwt0&hl=en&sa=X&ved=0ahUKEwjX-oO_yLfVAhXJslQKHRpEDeQQ6AEIJjAA#v=onepage&q=%22mothman%20prophecies%22%20gibson%20shadow&f=false
- "The Shadow," page in the Wikipedia website, viewed 8-3-2017. Online: https://en.wikipedia.org/wiki/The_Shadow
- "There's Something Queer about Twelve Gay Street," by Chris Rovzar, article in the New York website, posted 10-14-2009, viewed 8-2-2017. Online: http://nymag.com/daily/intelligencer/2009/10/theres_something_queer_about_t.html
