Peter Tillema — The Netherlands


Quick facts:

  • Count: 2 graphing calculators (2 distinct models), 0 of which are prototypes
  • By series: 1x TI-eZ80, 1x TI-Z80
  • Oldest calculator: a TI-84 Plus manufactured in May 2011
  • Newest calculator: a TI-84 Plus CE-T manufactured in June 2015
  • Achievements:
    • Total earned: 3 (among which 0 feat of strength achievements and 0 secret achievements)

Calculator model Factory Datecode HW Rev. Serial number Software version(s) Physical condition Extras Acquisition date Pic Comment
L 0615 A 1066014751 Boot, base Good
TI-84 Plus
School Property
K 0511 T 1572000011 Fair