The Isaac Master : a reconstruction of the work of Gaddo Gaddi
The author attributes the frescoes of the so-called Isaac Master at Assisi to Gaddo Gaddi, and presents evidence that these frescoes are identical in style with the Gaddo Gaddis at Rome and at Florence. cf. Foreword
Print Book, English, 1932
Princeton University Press; H. Milford, Oxford University Press, Princeton, London, 1932