Connections like these led to his work being known by many well-known people and featured in very prominent collections.
The following is a selection of the more prominent or larger collections available online.
The library is widely considered to hold one of the most prominent collections of Americana in the world.
His paintings are in many museums, corporations and other prominent private collections.
Sotheby's plans a number of smaller sales of property from prominent collections for October.
The opposite effect is much easier to achieve, as several recent renovations to prominent European collections have demonstrated.
Cooper's work is in many prominent collections, including:
Selected from one of the most prominent collections of drawings in the United States, the exhibition is $7.
He was a painter of historical American subjects and examples of his work are in many prominent collections.
Her work is exhibited internationally and features in several prominent collections.