Studebaker used item code 99 on the production order to list any changes.
Item code 19 is for Automatic Floor Shift.
A few examples of the use of 99.
63R-1001 Install antenna.
63R-1025 Install antenna.
63R-1014 Install antenna, send to engineering, tag Granatelli.
R-5373 Tag Granatelli.
R-4513 Deviation Permit 5550 Captive Air tires.
R-4130