
Hercules Incorporated (American, 20th Century)

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

Dow Chemical Company (American, 19th/20th Century)
![Problem… Solution Result… [February]](https://mdl.artvee.com/ft/915291il.jpg)
Hercules Incorporated (American, 20th Century)

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


Dow Chemical Company (American, 19th/20th Century)
![Problem… Solution Result… [December]](https://mdl.artvee.com/ft/915290il.jpg)
Hercules Incorporated (American, 20th Century)




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

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



Hercules Incorporated (American, 20th Century)

Dow Chemical Company (American, 19th/20th Century)
![Problem… Solution Result… [June-August]](https://mdl.artvee.com/ft/915293il.jpg)
Hercules Incorporated (American, 20th Century)

Hercules Incorporated (American, 20th Century)

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

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

Hercules Incorporated (American, 20th Century)

Dow Chemical Company (American, 19th/20th Century)
![Problem… Solution Result… [March]](https://mdl.artvee.com/ft/915294il.jpg)


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

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