148080
Early connection between Eads and the US government In the early days of the Civil War , before it was certain that the secession movement had been thwarted in Missouri and before it was known that Kentucky would remain in the Union , James B. Eads offered one of his salvage vessels , Submarine No. 7 , to the Federal government for conversion to a warship for service on the western rivers .
 Eads, Missouri, James B. Eads
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Eads, Missouri, James B. Eads