Authorities. (Dr. Farrington's provings, Hahnemannian Monthly, 12, 172) 1 , "A." proving with the "10m.;" 2 , Dr. D., proving with the "10m.;" 2 a , same, proving with the "c.m.;" 3 , Miss F., proving with the 30th dil.; 4 , Dr. H., proving with the "1m.;" 5 , Mr. H., proving with the "10m.;" 6 , Dr. Hn., proving with the 30th; 6 a , same, with the "10m.;" 7 , Mr. J., proving with the "1m.;" 7 a , same, with "10m.;" 7 b , same, with "50m.;" 8 , Dr. K., proving with "1m.;" 8 a , same, with "10m.;" 9 , Mr. M., proving with the "1m.;" 9 a , same, with the "10m.;" 9 b , same, with "50m.;" 9 c , same, with "c.m.;" 10 , Mrs. P., proving with 6th dil.; 10 a , same, with the 30th; 10 b , same, with "2c.;" 11 , Dr. S., proving with the "70m.;" 11 a , same, with "c.m.;" 12 , Dr. V., proving with "1m.;" 13 , E. R. Corson, Thesis, Hahn. Med. Coll., 1877 (kindness of Dr. Farrington), took 20 grains crude (first day), 2 grains (thirty-seventh day), 6 grains 10 A.M., and 2 grains at 11 A.M., 12 M., 1, 4.30, and 5.30 P.M. (thirty-eighth day), 4th dec. dil. at short intervals (forty-second day), 6th dec. every fifteen minutes (fiftieth day), 200th dil. (fifty-eighth day), 9th dec. (ninety-third day), 200th dil. (one hundred and eighth day), "1m." (one hundred and thirty-sixth day), "30m." (one hundred and forty-first day).