. "1925 diphtheria epidemic" . . "saving thousands of people from an epidemic of diphtheria in 1925" . "1925 serum run to Nome#Second relay" . "Race to Nome" . "1925 Serum Run" . "Serum run to Nome" . "1925 serum run to Nome" . "The Serum Run" . "serum run to Nome" . . . "1925 serum run" . . . "Great Race of Mercy" . "1925 serum run to Nome" . "relay" . "serum in Nome, Alaska" . "the relay to Nome" . "dog sled relay to Nome" . "delivery of diphtheria serum in 1925" . "serum run" . . "\\\"Great Race of Mercy\\\"" . .