Findings:
- Geometrical
- Geometric Transformations in Two Dimensions
- Geometrical Notation
- Nude Descending a Staircase
- Staircase
- Artist Descending a Staircase
- Up the Down Staircase
- Spiral staircase
- Nancy Drew Mystery Stories 2: The Hidden Staircase (1959 Revision)
- The Spiral Staircase
- Node Descending a Staircase
- the wit of the staircase
- The Screaming Staircase
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