Cognitive disorder characterized by an impaired ability to perceive the nature of objects or concepts through the senses

Is seeing believing?.

31 pages, iv leaves of plates : illustrations (some colour), map ; 23 cm

Hallucinations and allied mental phenomena / by Sir Lauder Brunton.

The mind's eye / Oliver Sacks.

Hallucinations / Oliver Sacks.

xii, 277 pages : illustrations (some colour) ; 23 cm

Synaesthesia : the strangest thing / John Harrison.

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Perceptual Disorders

Works from the collections

Is seeing believing?.

Hallucinations and allied mental phenomena / by Sir Lauder Brunton.

The mind's eye / Oliver Sacks.

Hallucinations / Oliver Sacks.

Synaesthesia : the strangest thing / John Harrison.