There were 2 illustrations found for M.D. Arnold
2 770243 Persea americana Miller [80 589253 Laurus persea L.]USDA Pomological Watercolor Collection: t. 4615 (1872-1948) [M.D. Arnold]
2 770243 Persea americana Miller [80 589253 Laurus persea L.]USDA Pomological Watercolor Collection: t. 4636 (1914) [M.D. Arnold]