2 trephines, steel and brass, with separate handle, probably British, first half 19th century 2 trephines, steel and brass 1801-1900
Trephination brush, hair and bone, probably British, first half 19th century Trephination brush 1801-1850
Piece of skull, showing hole produced by trephination with obsidian knife, experiment by Dr T. Wilson Parry, England, 1913 Piece of skull used in a trephination experiment with an obsidian knife, England, 1913 1913
Human skull illustrating different methods of trephination owned by Dr. T. Wilson Parry, skull of Guanche, Canary Islands, 1871-1930 (approx) Human skull showing different methods of trephination, Canary Islands, 1871-1930 1871-1930
Piece of skull showing holes produced by trephination with hafted shark's tooth, experiment by Dr T. Wilson Parry, England, 1913 Piece of skull showing a trephination experiment using a shark's tooth, England, 1913 1913
Piece of skull of 21 year old male showing hole produced by trephination with flint scraper, experiment by Dr T. Wilson Parry, England, 1913-1920 Piece of skull showing a trephination experiment with flint, England, 1913-1920 1913-1920