E J Butter

Investigating information-gathering capabilities of visual and haptic modalities.

E J Butter, D F Bjorklund, 1973, Perceptual and motor skills.

Are Two Hands Better Than One? Assessing Information Acquired from One- and Two-Handed Haptic Exploration of Random Forms

E J Butter, D F Bjorklund, 1976, Perceptual and motor skills.

Visual and haptic training and cross-modal transfer of reflectivity.

E J Butter, E. J. Butter, 1979, Journal of educational psychology.