[256] Spiritual Grace.
[257] Pinacoteca, Arezzo.
[258] Lives of the Painters, Signorelli.
[259] Cathedral, Perugia.
[260] Accademia, Florence.
[261] Collection Pierpont Morgan, America.
[262] Kaiser Friedrich Museum, Berlin.
[263] Cologne.
[264] Cologne.
[265] W. Menzel, Christliche Symbolik.