Statistics for occurrence #1 of “Blankenburg” in entry steinwehr-adolph-wilhelm-friedrich of Harper's Encyclopedia of United States History:

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Baron von, military officer; born in Blankenburg , Brunswick, Germany, Sept. 25, 1822. His father and grandfather were in the Prussian military service, and he was educated at the military academy of Brunswick. He came to the United States in 18...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
Blankenburg (Saxony-Anhalt, Germany) 3 3 1 1 0 user votes
Blankenburg (Berlin, Germany) 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.