executive producers, Michael Cinquanti, Robert Roy ; produced by Knockout TV Productions ; producer/director, Alan Lutz ; written by Alan Lutz, Keith Cash, Tony Scardillo
Date
[1990]
Series
Manufacturing materials and processes videoprograms
produced in partnership by Wisconsin Dept. of Natural Resources Fisheries Management & Water Resources Mgmt. ; a video production of Wisconsin Dept. of Natural Resources Bureau of Information and Education