On 5/6/19 4:34 PM, Al Kossow via cctalk wrote:
I took a better picture of the panel for this
yesterday
http://bitsavers.org/pdf/dlcCompany/cowculator
Other than a couple of want-ads from the early 60's I've
not been able to turn up any more information on this.
I have a brochure for the device coming and
uploaded a clipping which says it was developed by
Dr C. D. Casey, director of feed research for Cooperative
Mills, Inc in Baltimore.