My earlier failures in classifying prints ; their causes
The triangular plot . |
64-66
67 |
Outlines of patterns eight sets of ten digits given as
examples . |
69-70 |
Supplies of ridges to pattern . |
71 |
Letters that read alike when reversed . |
71 |
Magnifying glasses, spectacles, etc. |
72 |
Rolled impressions, their importance |
73 |
Standard patterns, cores, and their nomenclature |
74-77 |
Direction of twist, nomenclature |
78 |
Arches, loops, whorls . |
78 |
Transitional cases |
79 |
The nine genera |
80 |
Measurements by ridge-intervals ; by aid of bearings |
|