Epson 1010 User Manual page 78

Epson Script
OCR-B
OCR-A
Note: The OCR-B and OCR-A fonts can be read by an optical
character reader (also known as a document reader or image
scanner) for input into another computer. Print enhancements,
such as bold and underlining, cannot be read by an actual
character reader.
Epson Orator
Using the Printer 3-9