Sentence 1: Allison was the architectural firm of James Edward Allison ( 1870-1955 ) and his brother David Clark Allison ( 1881-1962 ) .
Sentence 2: Allison & Allison was the architectural firm of David Clark Allison ( 1870-1955 ) , and his brother James Edward Allison ( 1881-1962 ) .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?