1956
Joshua P. Smith, 1979
Collectors Committee, 1969
Joshua P. Smith, 1984
Joshua P. Smith, 1924
Collectors Committee, 2004
Joshua P. Smith, 1951
Joshua P. Smith, 1975
Joshua P. Smith, 1981
Joshua P. Smith, 1977
Collectors Committee, 1968
Collectors Committee, 2003
Collectors Committee, 1994
![Untitled [abstract]](https://api.nga.gov/iiif/4cb2afae-b9cd-47df-b59a-bd661120d3b0/full/843,/0/default.jpg)
![Eco del reloj [Clock Echo]](https://api.nga.gov/iiif/090d9aa1-ca72-4c49-8202-a0919ef133f2/full/843,/0/default.jpg)
