Maul, H. G. : Bone and Joint Lesions of Yaws.] [Phil. Journ. Sci., XIII, B, No. 2. 



Fig. 1. Mother lesion, before treatment. 



Fig. 2. Mother lesion, after treatment. 



Fig. 3. Secondary eruption, before treatment. Fig. 4. Secondary eruption, after treatment. 



PLATE IV. Case?,. 



