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
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 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
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