Pad for stamp, 32, 44; of paper, 38 Palm of the hand, 54, 88, 113 Palmistry, 1, 26; _see_ Cheiromancy, 56 Panmixia, 20, 209 Pantagraph, 52 Paper in pads, 38; _see_ Cards Papillae, 60 Paraffin, 36 Paris, 155 Passports, 15, 149 Paste, 48 PATTERNS: THEIR OUTLINES AND CORES, Chap. V., 64; _see also_ 2, 54, 170; number of easily distinguishable patterns, 100; standard, 74, 80; ditto C. set, 177; percentage frequency of, 115 PECULIARITIES OF THE DIGITS, Chap. VIII., 114 PERSISTENCE, Chap. VI., 89 PERSONAL IDENTIFICATION, Chap. X., 147; _see also_ 16, 113; lecture on, 2 Photographers, 147; photographs, 3, 51 Plots, triangular, 67, 82 Plumbago, 49 Pocket printing apparatus, 40 Points of reference, 90 Poole, Mr. S. L., 25 Pores, 57 PREVIOUS USE OF FINGER PRINTS, Chap. II., 22 Printing, the methods of, 30; printer's ink, 35 Prism, 52, 104 Purkenje's _Commentatio_, 84; _see also_ 8, 64, 67; on slope of loop, 119 RACES AND CLASSES, Chap. XII., 192; _see also_ 17 Radial, 70 Random events, 172; _see also_ 126 Razor, prints on, 30 Reconstruction of hidden ridges, 102 Reeves and Co., 35 Registration in India, 28, 151 Regression, 21, 171 Relationship in fingers, 12, 123; fraternal, 171, 175; in twins, 185; filial, 190; ditto of like-patterned parents, 187; in patterns, 178; paternal and maternal, 190 Reticulation, 108 Reversals, 43, 71 RIDGES AND THEIR USES, Chap. IV., 54; _see also_ low relief of ridges, 32; counting them, 73; ridge-interval, 62:--measurement by, 83; squares of one in the side, 102; of six, 103; of five, 107, 111 Right and left, 70 Robinson, Dr. Louis, 45 Rods, 76 Rolled prints, 7, 39, 68 Roller, 36; small, 40 Royal Institution, 2 Sand, ridges on, 54 Scars, 59, 97 Seal, 22; sealing-wax casts, 50 Seamstresses, 59 Selection, 20, 209 Shrimps, 210 _Signalements_, 156 Size (glue), 48, 49 Skin disease on fingers, 122 Slab, 4, 35, 41 Slopes, 136; on fore-finger, 118 Smart, Major Charles, 164 Smoke-prints, 47 Snow on mountain ranges, 32 Soda (washing), 36, 41 Spielman, Isidore, Mr., 192 Spirals, 74 Sports, 20, 211 Squares (interpolations), 10, 101 Standard patterns, 74, 76; the C. set, 177 Staples, 76, 83 Stereoscope, 9 Students, in Art and Science, 197 Surnames, Hindoo and Chinese, 14, 152 Swift, Dean, 1 Symbols for patterns, 144 Systems of ridges on palm, 54 Tables, _see_ list of, p. xiii. Tabor, Mr., 26 Tabulations, 179 Tang dynasty, 25 Tattoo marks, 97 Taylor, T. Meadows, Mr., 24 Teeth, 166 Tests of calculated Randoms, 173; of classification, 179 Thompson, Gilbert, Mr., 27, 44 Thrills, their relation to notes, 63 Thumb, loops on, 200; ball of, 96, 98 _Tipsahi_, 24