2003
Zabriskie Gallery, 1920
Nicholas Nixon, 1976
Nicholas Nixon, 1991
Nicholas Nixon, 1998
Nicholas Nixon, 1995
Nicholas Nixon, 2001
Nicholas Nixon, 1973
Karel, Betsy, Mrs., 1966
Karel, Betsy, Mrs., 1964
Zabriskie Gallery, 1994
Nicholas Nixon, 1974
![Unidentified Study [verso]](https://api.nga.gov/iiif/b88ee354-9cd9-45bf-85d3-040faa76bd30/full/843,/0/default.jpg)
