Dozens of quart jars with canned vegetables and fruits from back when people used pressure cookers and canning jars to save all the garden crops – recognizable pickles and figs, maybe plums, and stuff that can be described only as “black liquid” and “brown liquid.”
The earliest recognizable date is 1984. That’s only 30 years ago. Who would expect food to go bad in 30 years? Arrgh. That’s Army thinking, about C rations and such.