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Reviews of RCL 20, reproduced with permission.
"Technical people are often not very good storytellers. The chapters of
RCL 20 are a pleasant exception. You don't have to be a 'calculator nut'
to enjoy them, to feel a sense of shared adventure, to understand the
incredible excitement that these machines brought to their owners over the
"any HP calculator fan will find it entertaining and enlightening"
Further reviews of RCL 20 are available on Amazon.co.uk
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