This page is an attempt to collect all links to newspapers, books and website articles that reference bigfoot activity in Grundy County, Illinois.

Newspaper articles:

Bigfoot seen in Seneca?

Small Town A Bastion Of Bigfoot Belief

Bigfoot believers – what do they believe?

‘It’s time for your close up, Mr. Du Pont monster’

Searching for Bigfoot Researchers look for evidence of DuPont Monster

Books & websites:

BFRO Report # 11831 - Grundy County, Illinois

BFRO Report # 12140 - Grundy County, Illinois

BFRO Report # 12439 - Grundy County, Illinois

BFRO Report # 28936 – Grundy County, Illinois

boingboing.net - Bigfoot flips bird

Cryptomundo.com – The Dupont Monster

Cryptomundo.com – Seneca Sasquatch