Dating fabrics eileen jahnke trestain

In the period before 1830, indigo blue dye was very dark, often appearing black or violet, especially in digital images.

Wool and flax were often dyed with this early indigo blue and used as a solid in wholecloth quilts and calamanco.

Manganese dyes are often responsible for serious damage to the cloth and other adjacent dyes.

Today, indigo blue dyes very similar to those made in the eighteenth and nineteenth centuries are still common in African quiltmaking and are sometimes used in contemporary American art quilts.

Lancaster blue, sometimes called Pennsylvania blue after Pennsylvania’s Lancaster County, are a ‘double blue’ similar to double pinks in that they are composed of a fine light blue print on a slightly darker blue ground.

Butterscotch prints are often small, with the motifs closely packed together.

Butterscotch fabrics often date to the middle of the nineteenth century and were frequently used as a background for a pieced pattern.

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