CMUs Prototype dry-laid CMUs (concrete masonry units) for cavity-wall facade, 2003. Units stack to form self-supporting masonry rain screen. Arches can be integrated into regular coursing. Prototype dry-laid CMUs (concrete masonry units) for cavity-wall facade. Apartment building proposal, Menilmontant Paris, 1997. Self-supporting masonry rain screen. Elevation of proposed apartment building, Menilmontant Paris, 2009. CMU stacking pattern allows arched lintels to be integrated into regular coursing Perspective view of courtyard, proposed apartment building, Menilmontant Paris, 1995. Linoleum print Paper model of CMU stacking pattern, apartment building proposal, Menilmontant Paris, 1995 Prototype reinforced load-bearing CMU “m-block,” 1992. Face area of each block equals four standard 8″x 16″ concrete blocks. After stacking and grouting, cavities are infilled Model of proposed high school/day care, Bushwick Brooklyn, 1992. Load-bearing CMU “m-block” walls Model of proposed high school/day care, Bushwick Brooklyn, 1992. Load-bearing CMU “m-block” walls View of proposed high school/day care, Bushwick Brooklyn, 1992. Linoleum print View of proposed community college, Bushwick Brooklyn, 1992. Linoleum print Diagram of load-bearing CMU “u-blocks”,1992. Vertical reinforcing and diagonal blocks introduce diagonal control joints to prevent cracking due to differential settlement. Ink on mylar Prototype of “Comillas” CMU facade blocks, 2003 Elevation of proposed apartment building, Comillas Spain, 1997. Pencil drawing with gouache © Peter Lynch and Dagmar Frinta Sketch of corner detail, “Comillas” blocks, 2002 Sketch of proposed urban development, Comillas Spain, 1995 Proposed precast facade blocks, Shangqiu Commercial Center project, 2013 (with Lydia Fangzhou Song)