"Spencer Fullerton Baird". Giants of Science. National Oceanic and Atmospheric Administration (NOAA). Archived from the original on 29 July 2012. Retrieved 4 May 2012.
si.edu
siarchives.si.edu
Merriam, Clinton Hart (June 1924). "Baird the Naturalist". Smithsonian Institution Archives. Retrieved 4 May 2012.
"Spencer Fullerton Baird". Giants of Science. National Oceanic and Atmospheric Administration (NOAA). Archived from the original on 29 July 2012. Retrieved 4 May 2012.