54. Rectangular or Iroquois type of earthen vessel; after
Cushing.
55. Clay nucleus in base mould, with beginning of spiral
building; a stage in the formation of a Zuñi vessel; after
Cushing.
56, 57. Variations in a motive through the influence of form.
Pueblo pottery; after Holmes.
58. A. Freehand form; B. Form imposed by fabric. Forms of the
same motive expressed in different arts; after Holmes.