WattsOS[I[Mental Institution Patient]1945 · Gelatin silver printImage: 26.8 × 33.6 cm (10 9/16 × 13 1/4 in.) Sheet: 28.3 × 35.6 cm (11 1/8 × 14 in.)The Metropolitan Museum of Art
WattsOS[S[State Street at Madison, Looking South, Xmas Shoppers]1940 · Gelatin silver printImage: 33.7 × 26.6 cm (13 1/4 × 10 1/2 in.) Sheet: 35.4 × 28 cm (13 15/16 × 11 in.)The Metropolitan Museum of Art
WattsOSCOConstruction of Chevrolet Sign at Michigan Avenue and Randolph Street, Chicago1932 · Gelatin silver print26.4 x 34.5 cm (10 3/8 x 13 9/16 in.)The Metropolitan Museum of Art
WattsOSCIChicago, Impression at Night1932 · Gelatin silver print35.1 x 27.4 cm (13 13/16 x 10 13/16 in.)The Metropolitan Museum of Art
WattsOSIOImpressions of Chicago - The Lights of Grant Park1932 · Gelatin silver print33.3 x 26.3cm (13 1/8 x 10 3/8in.) Mount: 33.8 x 26.8cm (13 5/16 x 10 9/16in.) Mount (2nd): 51.6 x 40.8cm (20 5/16 x 16 1/16in.)The Metropolitan Museum of Art
WattsOSTWThe Wells Street "L," Chicago1931 · gelatin silver printImage: 23.7 x 33.7 cm (9 5/16 x 13 1/4 in.); Matted: 40.6 x 50.8 cm (16 x 20 in.)Cleveland Museum of Art
WattsOS[I[Nurse in Distress]1930 · Gelatin silver print27.9 x 35.6 cm (11 x 14 in.)The Metropolitan Museum of Art