first gun fired from Fort Sumter

First Blow For Liberty Lexington 1775

First Blow for Liberty

Curiosity first laser vaporize for analysis

First Sergeant

first plow

First Lieutenant

Napolean crossing Alps first version

First Lieutenant

First Sergeant

first aid BW

Captain First Episode 1966

first aid BW

Valentina Tereshkove first woman in space

Victor Emanuel II first king of Italy

Laika first dog in space

first aid

first aid cabinet

USS Texas Americas first battleship

wright brothers first flight 1903

Private First Class

bandage BW

first aid

ebola first photo 1976