Several version exist – so far images only for the first 2:
1. White tape case, small lines under the timing window, Made in USA top right
2. White tape case, no scale at timing window, big window, No Made in USA embossed
Those variant exist but no images submission yet:
3. White tape case, six vertical hatch marks into two groups of three under the timing window (III O III), Made in USA top right
4. White tape case, 100-50-0 scale, full back panel, no Made in USA embossed
5. White tape case, 0-50-100 scale at timing window, No Made in USA embossed
6. White tape case, small lines under the timing window, Made in USA top right
7. White tape case, 0-50-0 scale at timing window, No Made in USA embossed
Columbia House edition