Redirecting..
https://books.google.com/books?id=6hSCH8KUpvoC&pg=PA394&lpg=PA394&dq=Graham+Young+thallium&source=bl&ots=YAShdh8Ayc&sig=rNk2cgVTJa6eZwHiesfN4UEPzik&hl=en&sa=X&ved=0CCoQ6AEwAjgKahUKEwjz0tz8ieHIAhWMHh4KHQ2mAK0