Laying hands on a circle and a quadrant, he brings them into alignment with his eyes. It is as if he is working with a pair of instruments for guiding light. What he holds he sees through and into and with.
Slightly eccentric with respect to each other, a body formed of metal and idea and a body formed of flesh and sense have approached, for an instant, and been held steady, for an instant, in a touch. For an instant, they have become a coupled form imposing an ordinance of light which they obey.
Source: Louis Van Oeyen, “Champion Jack Johnson at wheel of his 90 horse power Thomas Flyer,” September 6, 1910. Library of Congress, https://www.loc.gov/pictures/item/2011649816/. Image cropped and post-processed to restore contrast.