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ForewordDirections for viewing the 3D pictures & performing the experiments in this bookObjects & picturesThe pecularity of picturesAmbiguous, paradoxical & uncertain figureesDistorting figures Scaling the universeDrawing in 2dimensional spaceDrawing in 3dimensional space Pictures, symbols, thought & language Seeing how things work Appendix A: Stereoscopic projections & drawing in 3DAppendix B: An instrument for improving disturbed imagesNotesBibliographyIndex
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