Here is an article that appeared on the Authentic Campaigner in 2000 or 2001. Some of the text is hard to read but the pictures still speak clearly.
Patching Your Uniform
Written by Dane Krogman 1st Minnesota and edited for the Mudsills Newsletter by John Wedeward currently of the 33rd Wisconsin and a former member of the Mudsills.
This article appeared in the Mudsills Newsletter - Company... FRONT and is posted with permission.