[Zeneta]

That can’t be real.

There was no color in 1917.

[easternsky]

Surprised they are keeping them, they are so full of lies, comb your hair, wash your face, keep your clothes clean? The pilgrim lies, mention of God.........

[Hostage]

There was no colored chalk in 1917? Really?

[Jack Hydrazine]

Maybe they had Technicolor back in 1917!

[KarlInOhio]

There was no color in 1917.

Maybe the kids were insane.

http://calvin-and-hobbes-comic-strips.blogspot.com/2011/11/calvin-asks-dad-about-old-black-and.html

[Ruy Dias de Bivar]

Maybe the kid doing it was insane.

http://calvin-and-hobbes-comic-strips.blogspot.com/2011/11/calvin-asks-dad-about-old-black-and.html

[Straight Vermonter]

[C210N]

That can’t be real.

There was no color in 1917.

Of course you are absolutely correct.

Color was invented sometime around 1939, in the middle of the production of The Wizard of Oz.