Chris, Are you still out there? I haven't heard from you for years. I noticed a post you did in 2009:
James Alexander 1360 retd march 17th to Samuel Wallis adjoining land of Conrad hover on Muncy creek Northhampton County later Lycoming County Pa.
Richard Malone also had dealings with Samuel Wallis: As early as 1785 he r(Richard Malone) removed to near "The Nest," and settled upon the Charles Worthington tract, belonging to Samuel Wallis (two miles below Milesburg), which Mr. Wallis deeded to him Sept. 5, 1791. History of Centre County Pennsylvania.
Also did you say you had a Photo of Joseph Alexander? If so I would love a copy. Did you ever get a DNA done?