An old level (look closely and you can see the bubble in the middle).
From: imgur / cluckinho
The box to a Colt Revolver. There was no gun, but you can see the cleaning rod, a bullet, and some old letters!
From: imgur / cluckinho
Three pairs of glasses! The pair of the bottom could be shooting glasses, sunglasses, or possibly glasses used to read invisible ink!
From: imgur / cluckinho
Some old books (How To Live A Hundred Years looks particularly interesting)!
From: imgur / cluckinho
One in particular had these interesting colors on the side of the pages!
From: imgur / cluckinho
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