Sentence 1: Allison & Allison was the architectural firm of James Edward Allison ( 1870-1955 ) and his brother David Clark Allison ( 1881-1962 ) .
Sentence 2: Allison was the architectural firm of James Edward Allison ( 1870-1955 ) and his brother David Clark Allison ( 1881-1962 ) .

Do these two sentences convey the same information?

1. no 2. yes
2.