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

Hercules Incorporated (American, 20th Century)

Anonymous

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

Maxfield Parrish (American, 1870 - 1966)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

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

Beckman Instruments (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

Anonymous