id	keyword
hindsight-3595	book
hindsight-3595	optometry
hindsight-3595	author
hindsight-3595	optometrists
hindsight-3595	years
hindsight-3595	blind
hindsight-3595	eye
hindsight-3595	bell
hindsight-3595	century
hindsight-3595	university
hindsight-3595	vol
hindsight-3595	member
hindsight-3595	page
hindsight-3595	professor
hindsight-3595	sir
hindsight-3595	brewster
hindsight-3595	international