Mawson (Thomas H.) The Art & Craft of Garden Making, second edition, 1901 § Dami (Luigi) Il Giardino Italiano, Milan, 1924 § Jekyll (Gertrude) Some English Gardens, first edition, colour plates by George S.Elgood, 1904; the same, third edition, 1905; and 2 others, Garden Design, 4to (6).