Sharp EL-1197P and EL-1197PIII adding machines

*** THIS IS NOT AN INSTRUCTIONAL VIDEO *** This video was never designed to be used to teach one how to use an adding machine. Many people have, and with positive results, but it was not the intention of this video. Use the information provided in this video at your own risk. *** A look at two very ubiquitous pieces of office equipment, including a demonstration and tutorial of how to use them.