Detroit museum shows off rare, early photographs

Sir John Herschel made important contributions to the nascent field of photography more than a century and a half ago, inventing a chemical process that allowed an image to be fixed onto photosensitive paper.

1

0

I have had migraines for most of my life; the first attack I remember occurred when I was 3 or 4 years old. I was playing in the garden when a brilliant, shimmering light appeared to my left — dazzlingly bright, almost as bright as the sun.

5

5