“Exhaustive historical study.”

+ +J. Pol. Econ. 15: 126. F. ’07. 190w.

“The views and information which he imparts may be regarded as authoritative.”

+Lit. D. 34: 64. Ja. 12, ’07. 340w.

“This is the most thorough and comprehensive work that has yet appeared on the Panama canal. The discussion of the engineering side of the question is very inadequate. For a work of such detail, covering a new field, it is—except when the author gets enthusiastic and eloquent—remarkably free from errors.”

+ + −Nation. 83: 561. D. 27, ’06. 920w.

“We should have had the assistance of a large map in detail; the clearly printed small maps in color inserted with the text are useful, but inadequate. As a whole. Dr. Johnson’s volume seems the most exhaustive contribution yet made to the popular understanding of a great subject.”

+ + −Outlook. 84: 1083. D. 29, ’06. 300w.

“In matters having a legal or semi-legal character, the author is not at his best.” J. B. Moore.

+ −Pol. Sci. Q. 22: 139. Mr. ’07. 430w.