rickh57's collection

Count: 8 graphing calculators (8 distinct models), 0 of which are prototypes
By series: 5x TI-Z80, 0x TI-eZ80, 2x TI-68k, 1x TI-Nspire, 0x TI-PET, 0x TI-Other, 0x NumWorks
Oldest one: a TI-81 manufactured in February 1993
Latest one: a TI-89 Titanium manufactured in May 2011

Calculator model	Factory	Datecode	HW Rev.	Serial number	Software version(s)	Physical condition	Extras	Acquisition date	Photo & Comment
TI-83 Plus Color: Blue (translucent)	I	0501	D	1320017164	1.19	Good		2009-08-28	With TI Graphlink USB cable
TI-89 Titanium	P	0511	L	2868002979	3.10	Good		2021-02-16	With USB Data Transfer Computer Cable
TI-82	I	0296	R	40646174	19.0	Fair		2021-02-23	With calculator-to-calculator link cable cable
TI-84 Plus Silver Edition Color: Blue	P	0309	M	2615058028	2.55MP	Good		2021-03-28
TI-81	I	0293	B	02053175	1.8K	Fair		2021-04-01
TI-86	N	0799	A		1.6	Good		2021-04-05
TI-Nspire (Touchpad)	P	1110	C	2118000330	3.9.0.463	Good	Faceplate(s)	2021-04-16
TI-89	I	0399	B	10023275	2.09	Fair		2021-05-10

rickh57