sentence1: Other R 'D officials involved in the development of Bon Air were General Thomas M. Logan , Colonel Andrew Talcott , and Talcott 's son , Thomas Mann Randolph Talcott .
sentence2: Other R & amp ; D officials involved in the development of Bon Air were General Andrew Talcott , Col. Thomas M. Logan , Talcott 's son , and Thomas Mann Randolph Talcott .