1923
Verso shows a preliminary sketch of the same figure, with mathematical calculations.
image: 52 x 36.6 cm (20 1/2 x 14 7/16 in.) actual: 56.2 x 38.5 cm (22 1/8 x 15 3/16 in.)
Bequest of the artist to the Fogg Art Museum, 1936.

Black ink on off-white tracing paper
20th centuryAmericanGraphite on off-white wove paper
19th-20th centuryAmerican
Black ink on off-white wove paper
20th centuryAmericanGraphite on paper
20th centuryAmerican
Black ink and gray wash on buff wove paper
20th centuryAmerican
Black ink, graphite, and colored chalk on cream wove paper
20th centuryAmerican
Blue pen on commercially lined yellow paper
20th centuryAmerican
Black ink and graphite on cream wove paper
20th centuryAmericanWatercolor and graphite on heavy off-white wove paper
19th-20th centuryAmericanGraphite on off-white wove paper
20th centuryAmericanOpaque watercolor and graphite on cream wove paper mounted to cardboard
20th centuryAmericanGraphite on paper
20th centuryAmerican