The perspective picture of the large volume will turn out right if we succeed to depict with appropriate credibility - according to our chosen view-point - the framing grid's first cube. After having created this, we may continue the building of structural grid to which concerning detail shapes will fit.
     While finishing Perspective Reconstruction category assignments needing mainly construction skill we also shall require some observation experience previously gained during natural drawing.
     After having speculatively employed of local contrasts observed earlier we ought to develop softer transitions within each single picture plane mosaic.
     Contrasted picture plane mosaics of the elevation(being of different materials) might be rapidly separated by using of some colors.