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Marks and Labels

2015.115.2.5.1 is stamped in black on recto: INSTALLATION FLOOR PLAN FOR ANY SPACE SURROUNDED BY FOUR WALLS (1974) / CENTERPOINTS AND LENGTHS (THROUGH POINTS OF TANGENCY) / Four areas: Separately overlaid / (each area comprised of five circles, / tangent to and inscribed within each / other. first circle of each area tangent to an adjacent wall).

2015.115.2.5.2 is stamped in red and black with the diagram of an installation floor plan.

Provenance

Gift to NGA in 2015 by Bob Stana and Tom Judy, Washington, DC.