Statistics for occurrence #1 of “Portland” in chapter 69 of Francis B. Carpenter, Six Months at the White House:

...Mr. Lincoln's return to Washington, after the capture of Richmond, a member of the Cabinet asked him if it would be proper to permit Jacob Thompson to slip through Maine in disguise, and embark from Portland . The President, as usual, was disposed to be merciful, and to permit the arch-rebel to pass unmolested, but the Secretary urged that he should be arrested as a traitor. By permitting him to escap...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Portland (Maine, United States) 596 2 198 0 0 user votes
Portland (Oregon, United States) 65 0 29 0 0 user votes
Portland (Michigan, United States) 4 0 0 0 0 user votes
Portland (United Kingdom) 4 0 2 0 0 user votes
Portland (Alabama, United States) 1 0 1 0 0 user votes
Portland (Kentucky, United States) 1 0 1 0 0 user votes
Portland (Arkansas, United States) 0 0 0 0 0 user votes
Portland (Barbados) 0 0 0 0 0 user votes
Portland (Colorado, United States) 0 0 0 0 0 user votes
Portland (Colorado, United States) 0 0 0 0 0 user votes
Portland (Florida, United States) 0 0 0 0 0 user votes
Portland (Georgia, United States) 0 0 0 0 0 user votes
Portland (Illinois, United States) 0 0 0 0 0 user votes
Portland (Indiana, United States) 0 0 0 0 0 user votes
Portland (Iowa, United States) 0 0 0 0 0 user votes
Portland (Jamaica) 0 0 0 0 0 user votes
Portland (Kentucky, United States) 0 0 0 0 0 user votes
Portland (New South Wales, Australia) 0 0 0 0 0 user votes
Portland (New York, United States) 0 0 0 0 0 user votes
Portland (New York, United States) 0 0 0 0 0 user votes
Portland (New Zealand) 0 0 0 0 0 user votes
Portland (North Dakota, United States) 0 0 0 0 0 user votes
Portland (Ohio, United States) 0 0 0 0 0 user votes
Portland (Texas, United States) 0 0 0 0 0 user votes
Portland (Victoria, Australia) 0 0 0 0 0 user votes
Portland (Wisconsin, United States) 0 0 0 0 0 user votes
Portland (Wisconsin, United States) 0 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.