1966
Collectors Committee, 2002
Collectors Committee, 1997
Robert Motherwell, 1968
Collectors Committee, 1993
Collectors Committee, 1937
Irwin Hollander, 1962
Collectors Committee, 2001
Sylvan Cole, 1951
![Studies for Constructivist Sculptures [verso]](https://api.nga.gov/iiif/b286b6a7-fa6f-4082-a8e0-448d56ce5d31/full/843,/0/default.jpg)
