Cyanotype

1842

Cyanotype

The book of science

Tom Sharp

John Herschel chemistry

Cyanotype

Blueprints

Honesty

My “blueprint” for success is simple; keep it simple. Who can tell whether I have succeeded when I don’t make people pay for their privilege? So I am instantly impressed with our architect’s fine detail, rendered perfectly in scale.

See also in The book of science:

Readings in wikipedia: