For your consideration, here is the TI-83 Plus Guidebook and Getting Started Booklet. An APPS Guidebooks sheet is also included. Items pictured are the actual items up for sale and come from a non-smoking household. (108.63f-1.11hc)

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Here are the manuals:

 

* TI-83 Plus Guidebook, 1999, about an inch thick, has very little wear on the covers

 

* TI-83 Plus and TI-83 Silver Edition Getting Started Booklet, 2002, 60 pages, has some wear on the cover edges and creases in the covers

[Thanks for looking!]