HP-28S Hewlett-Packard Advanced Scientific Calculator Working And Tested

Vintage HP Hewitt-Packard 28S Advanced Scientific Calculator - Tested, See notes

HP-28S Advanced Scientific Calculator Working

HP 28S Scientific Calculator Vintage Hewlett Packard USA 1986 - Tested - READ

Vintage Hewlett-Packard HP 28S Advanced Scientific Calculator

HP 28S Hewlett Packard Scientific Calculator

Hewlett Packard Advanced Scientific Calculator HP-28S Works Includes batteries

Vtg HEWLETT PACKARD HP 28S Scientific Calculator TESTED 1986 NEW Batteries