Washington. 1850. 53pp. plus three maps (one folding and two single-page); 22pp. plus folding map. Modern blue leatherette, spine gilt. One map in first part detached, others partially detached. Internally clean. Very good. Item #WRCAM49185
An interim report of the Boundary Commission, of great interest for its maps. Andrew Grey's folding map, "Topographical Sketch of the Southernmost Portion of the Port of San Diego" was important as the starting point of the boundary. Also included are "Plan of the Junction of the Colorado and Gila Rivers" and another similar untitled map. WHEAT TRANSMISSISSIPPI 616, 617. WAGNER-CAMP 189a.