Episode #0898

[It's up to the first poster to come up with a set up, and then each following post will either complete it or fill in the blank(s). And, as always, whoever posts the set up is certainly allowed to post their own completion/fill in as a follow up.]

Setup:

Once again, the spirit of Magda made an unexpected appearance at a seance at Collinwood.  This time, she demanded to know what Barnabas wanted her to do with the _________ he had left behind in 1897.

Waxy yellow buildup