Support group for land surveyors who still use HP48 and HP35 Calculators for Data Collection and in their daily surveying lives. Share tips tricks and software here.
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HP graphing calculators 39GS, 40GS, 48G and 49G+
Wikipedia: HP-39g series
en.wikipedia.org/wiki/HP-39g_series
Wikipedia: HP-48 series
en.wikipedia.org/wiki/HP-48_series
Wikipedia: HP-49 series
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