Note 54 — SIR WILLIAM DUNBAR—THE PIONEER OF SCIENTIST OF MISSISSIPPI.[21] BY FRANKLIN L. RILEY, PH. D. (JOHNS HOPKINS UNIVERSITY)

The exact title of this report is: "Account of the Commencement and Progress of the First 18 Miles of the Line of Demarcation, beginning at the River Mississippi and proceeding East along the most northerly part of the 31st degree of North lat. between the Territories of Spain and the United States of America, concluding with Observations and Remarks on the Country, its Climate, Production, &c., by William Dunbar."