Fig. 19From: White, everything white? Josef Frank’s Villa Beer (1930) in Vienna, and its materiality in the context of the discourse on ‘white cubes’Josef Frank and Oskar Wlach, Villa Beer in Vienna-Hietzing, 1930, living room, east wall, sample No.1, section and REM. 1: coarse plaster (bound with protein!); 2: Fine plaster: gypsum with silicate grains up to 300 μm, some dolomite and quartzite, compacted and smoothed surface; 3: primer (‘Lösche’) with protein (casein?); 4: yellowish-gray-white glue colour, fine sand (silicates) and chalk as filler and pigmentation, additionally an early form of titanium dioxide (anatase), no patina; 5: casein or tempera paint (?), some silicates, chalk and titanium dioxide (anatase), also gypsum (‘Bolognese chalk’) and zinc white (!); the impasto is softened compared to the first coat of paint, so applied thinner, colour tone clearly yellowish bright white. The other layers are later renovations (Source: Laboratory analysis: DI Dr. Robert Linke, Federal Heritage Authority)Back to article page