1911 9 27 Sport and Contests De Palma Makes New Records at Point Breeze THE HORSELESS AGE
1911 9 27 De Palma Breaks Track Record at Hartford article THE HORSELESS AGE 8.5″×11.75″ page 476
1911 9 27 Sport and Contests De Palma Makes New Records at Point Breeze article THE HORSELESS AGE 8.5″×11.75″ page 474
1911 9 27 Sport and Contests De Palma Makes New Records at Point Breeze article THE HORSELESS AGE 8.5″×11.75″ page 475