Stanley Tigerman and GL Crabtree. A+U 55 July 1975, 39 Gunnar Birkerts. Progressive Architecture 56 September 1975, 63 Stanley Tigerman and GL Crabtree. A+U 55 July 1975, 2 Stanley Tigerman and GL Crabtree. A+U 55 July 1975, 2 MLTW Turnbull. Progressive Architecture 56 January 1975, 55 Craig Ellwood. Domus 545 April 1975, cover Frei Otto. Architectural Review v.158 n.945 Nov 1975, 255 MLTW Turnbull. Progressive Architecture 56 January 1975, 54 Studio Esser Design. Domus 544 March 1975, 47 Jerome Sirlin. Progressive Architecture 56 February 1975, 87