50. References to Boenninghausen’s Ther. Pocket Book. Grauvogl, Text Book of Homoeopathy. Part 11. P. 144.
51. Explanation of Boenninghausen’s Concordances. Grauvogl. Text Book. Part 11. P. 194.
52. Concomitant Circumstances. Grauvogl. Part 11. P. 211, 219.
53. Diplomas. A. H. Z. Vol. 42. P. 207. Vol. 62. P. 200.