Addison Gallery of American Art, Andover, Massachusetts.

He was also assistant curator at the Addison Gallery and became its second director in 1940, a post he held for 29 years.

The Addison Gallery of American Art is an art museum given to the school by alumnus Thomas Cochran.

The Addison Gallery has long served as a proving ground for new approaches to learning about art and as a national model for arts education.

In the spring of 2006, the Phillips Academy Board of Trustees approved a $30 million campaign to renovate and expand the Addison Gallery.

Addison Gallery of American Art, Andover, Mass. (978) 749-4015.

The Addison Gallery has significant holdings of Muybridge's photographic work.

In 1931, Cochran funded the creation of the Addison Gallery of American Art at his former school, Phillips Andover.

It is located on Chapel Avenue next to the Addison Gallery of American Art.

Its Addison Gallery, the only museum of national significance attached to a secondary school, has one of the most important collections of American art in the country.