waste or slugs, doubt
*
Plate 5. Waste.
(cropped to square; inverted; levels 0 0.60 175)
Warren P(haroah). Seem (1872-?). "International Classification of Raw Silk by Its Defects." Silk Essays : Consisting of Several Essays and Abstracts Submitted in the Silk Association of America Prize Essay Competition (1915) : 11-43
University of Michigan copy, digitized May 29, 2007
opens to same plate, Library of Congress copy at archive.org
epigram ex 31
29 January 2016
tags: classification; defects; doubt; scribble; silk; waste; W. P. Seem