3 ms·

Or one of these- https://en.wikipedia.org/wiki/Spirit_duplicator https://en.wikipedia.org/wiki/Spirit_duplicator I'm pretty sure this is what I remember my sch

Or one of these- https://en.wikipedia.org/wiki/Spirit_duplicator https://en.wikipedia.org/wiki/Spirit_duplicator I'm pretty sure this is what I remember my school using during the same time frame.

benj111 8y ago
Yes that looks about right. The quoted number of copies (30 - 40) would be about right for a class. Thanks Edit: Thanks to retzkek also