‘safe’ historical pictures (exact matches)

Cato warning his Senate colleagues about Carthage
Cato warning his Senate colleagues about Carthage
Londoners sheltering on the London Underground during the Blitz, World War II, 1940–1945
Londoners sheltering on the London Underground during the Blitz, World War II, 1940–1945
The Great Trek
The Great Trek
Cato the Elder calling for the destruction of Cathage, Third Punic War, 149–146 BC
Cato the Elder calling for the destruction of Cathage, Third Punic War, 149–146 BC
Thomas Jeffords
Thomas Jeffords
Richard Chancellor, the man who discovered Russia
Richard Chancellor, the man who discovered Russia
American inventor Elisha Otis demonstrating his elevator safety mechanism, 1854
American inventor Elisha Otis demonstrating his elevator safety mechanism, 1854
Sinking of the Canadian hospital ship LLandovery Castle, World War I, 1918
Sinking of the Canadian hospital ship LLandovery Castle, World War I, 1918