Coles Phillips (American, 1880 – 1927)

Anonymous

Henriëtte Willebeek le Mair (Dutch, 1889 – 1966)

Hercules Incorporated (American, 20th Century)

Dow Chemical Company (American, 19th/20th Century)

Willy Pogany (Hungarian, 1882 – 1955)

Dow Chemical Company (American, 19th/20th Century)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Frederick Richardson (American, 1862-1937)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Anonymous