I was hoping someone could provide information on how to clean and preserve
ferrous and brass artifacts. In particular, we recovered three skeleton keys
on a ring (2 ferrous and 1 brass) at an early 20th century schoolhouse site.
Any direction is appreciated.
Thank you very much!
Julie Schablitsky, Ph.D.
Archaeologist
Oregon Dept. of Transportation
Technical Services Branch
Salem, OR 97301
(503) 986-3783