Get Some "Bucky" Bones
And paint them with yelow or burnt umber thinned paint or stain.= Never rot or stink.
If strange serial-killing began on the 1890's then Herman mudget in Chicago would be the trading card you would be begging for.
Funny thing , his house "Murder Mansion" resembles my 1970 Italainate house in many respects....internal design features.
I have always tried to do the more subtle, wordsmithing type of tour/show.. which often gives the audience something to think about, wonder about, anticipate what just did he mean by that? What will be happening next?