Bachmann Santa Fe 307 Vtg Train set Electric Train Set 100+ Pieces Total!.

I am unsure if this is complete...it may be a mix of multiple sets as this was given to me used and in a big unmarked box.   Multiple track pieces including straight and curved.  Looks like two powered switches, multiple trains and many accessories such as signs.  Looks to be a bridge based on the pieces that are not tracks as well.   Like I said please purchase this not knowing if all makes a complete set, even though it very well could