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Neps and Similar Imperfections in Cotton
Pearson, Norma L., (1933)
Neps in Cotton Yarns as Related to Variety, Location, and Season of Growth
Pearson, Norma L., (1944)
Mote Types in Cotton and Their Occurrence as Related to Variety, Environment, Position in Lock, Lock Size, and Number of Locks Per Boll
Pearson, Norma L., (1949)