All works › The Cleveland Museum of Art

Portrait of John D. Rockefeller

William C. North, 1857–58

1.70 m

Both at true scale.

8.3 cm × 9.5 cm

Smaller than your phone. You would need 18 of them to reach a person's height.

Against things you know the size of

Height: 9.5 cm
Width: 8.3 cm
Medium: ambrotype, sixth plate
Kind: Photograph
Made in: America
Where the measurement comes from: Measured by the museum. The dimension is the one recorded by the institution that holds the work.
As the museum records it: Overall: 9.5 x 8.3 cm (3 3/4 x 3 1/4 in.)
Credit: Gift of Stephan Loewentheil

Five questions, answered from its own record. What is AGAI?

How big is it?: 8.3 cm × 9.5 cm. Smaller than your phone. Measured by the museum.
When was it made, and when is it everyone’s?: Made 1857–58. It is in the public domain, and The Cleveland Museum of Art publishes it for open use.
Whose is it?: Everyone’s to see. It is held by The Cleveland Museum of Art: Gift of Stephan Loewentheil.
How was it made?: Ambrotype, sixth plate, made in America, America.
Who speaks for it?: Its record at The Cleveland Museum of Art. Measured by the museum. This gallery adds nothing it cannot cite.

One email. The smallest thing in the collection, the largest, and two that hang well together.

Scored on colour, shape, era and scale, the same way the gallery hangs them.