The Unknown Navigator (sources)

• PRIMARY SOURCE: "The Rescue," section in Footfalls on the Boundary of Another World, by Robert Dale Owen, 1861. Pgs. 333-341. Online: https://books.google.com/books?id=4SgCAAAAQAAJ&pg=PA355&lpg=PA355&dq=%22Mademoiselle+de+Guldenstubbe%22&source=bl&ots=iDpYsnerpu&sig=ACfU3U1TTVzqhIZYqmOFpcFwXYp26qu0Iw&hl=en&sa=X&ved=2ahUKEwi7-dmD1PHjAhUFsJ4KHXenBvsQ6AEwAXoECAkQAQ#v=onepage&q=%22steer%20to%20the%22&f=false
• PRIMARY SOURCE: "Footfalls on the Boundary of Another World," by Robert Dale Owen, Chap. II presented in The London Journal, No. 797, Vol. XXXI, May 19, 1860, London, England. Pg. 333. Online at: https://books.google.com/books?id=-ok-AQAAMAAJ&pg=PA333&dq=1828+%22robert+bruce%22+iceberg&hl=en&sa=X&ved=0ahUKEwi1-5z20ZLOAhUp0oMKHfzjDNMQ6AEILDAD#v=onepage&q=1828%20%22robert%20bruce%22%20iceberg&f=false
• "List of Shipwrecks in 1828," page in the Wikipedia website, viewed 10-23-2016. Online at: https://en.wikipedia.org/wiki/List_of_shipwrecks_in_1828
• "Loss of the Enterprise, Whaler," article in the Chronicle section of the Annual Register, or a View of the History, Politics, and Literature, of the Year 1828, 1829 London, England. Pgs. 85-86. Online at: https://books.google.com/books?id=wKM-AQAAMAAJ&pg=RA1-PA86&dq=enterprise+1828+iceberg&hl=en&sa=X&ved=0ahUKEwjd1cPR64jQAhVi0FQKHf7PDEIQ6AEIJTAA#v=onepage&q=enterprise%201828%20iceberg&f=false
• "Comet (clipper)," page in the Wikipedia website, viewed 11-1-2016. Online at: https://en.wikipedia.org/wiki/Comet_(clipper)
• "Robert Dale Owen," page in the Wikipedia website, viewed 10-23-2016. Online at: https://en.wikipedia.org/wiki/Robert_Dale_Owen

Mentions & Repeaters

• "The Phantom Navigator," story in Mystery Comics Digest #1 (featuring Ripley's Believe It or Not!), Gold Key Comics, Western Publishing Company, New York, USA, March 1972. Pgs. 3-9.