February 1925

Monday 02:

Dog sleds reach Nome, Alaska with diphtheria serum, inspiring the Iditarod race.

Saturday 21:

The New Yorker publishes its first issue.

Tuesday 24:

A thermite (magnesium) bomb is used for the first time to break up a 250,000-ton ice jam clogging the St. Lawrence River near Waddington, New York.

Wednesday 25:

Glacier Bay National Monument is established in Alaska.