![Ruth Vollmer Large Archimedian Screw, 1973](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/ea2590919da6dd9025228a484db386dd.jpeg)
Ruth Vollmer
Large Archimedian Screw, 1973
Wood
71.7 x 9 inches
![Ruth Vollmer Bound Sphere Minus Lune, 1966](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/6d704564c81f6d08a388346b0fcfc452.jpeg)
Ruth Vollmer
Bound Sphere Minus Lune, 1966
Bronze (unique cast)
Diameter: 7 1/2 inches
![Ruth Vollmer Intersecting Ovals, 1970](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/9315b0a145dd0465f82a98c3b1fdafba.jpeg)
Ruth Vollmer
Intersecting Ovals, 1970
White acrylic
12 x 12 x 12 inches
![Ruth Vollmer Untitled, c. 1960s](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/5ec9fffb3f772f875817e0140b0f2168.jpeg)
Ruth Vollmer
Untitled, c. 1960s
Bronze
Diameter: 12 inches
![Ruth Vollmer Spun Aluminum, n/d](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/53b15128806b3ba300f400ccdc471520.jpeg)
Ruth Vollmer
Spun Aluminum, n/d
Aluminum
Piece 1: 10 x 10 x 10 inches
Piece 2: 5 x 7 x 10 inches
Installation dimensions variable
![Ruth Vollmer Trimer, Monomer, Dimer, 1965-](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/c63ad7ecce2073ab8029cca4da137ad1.jpeg)
Ruth Vollmer
Trimer, Monomer, Dimer, 1965-
Four bronze sculptures
Dimensions variable
![Ruth Vollmer Musical Forest, 1961](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/4ba527edb9d9b406407e57c15ba41806.jpeg)
Ruth Vollmer
Musical Forest, 1961
Bronze, wooden mallet
Diameter: 9 1/2 inches
![Ruth Vollmer Skewed Hemisphere, 1966](https://img.artlogic.net/w_719,h_431,c_limit/exhibit-e/5e32f44ba5aa2c02798b4567/dd7b00be65de59126f30f7937452fb93.jpeg)
Ruth Vollmer
Skewed Hemisphere, 1966
Bronze
3 1/2 x 5 1/2 x 4 inches