Pamphlet written by Dorothy Lawless (1906-1981) about using Putnam Fadeless Dyes to make colorful floral hooked rugs. Lawless provides instructions for dying textiles and gives suggestions for achieving the color of…

Black and white photograph showing the interior of a dye laboratory of the General Dyestuff Corporation, likely in Providence, Rhode Island.

Eighteen dyed and undyed fabric samples made of Dacron and Antron fibers mounted in a tri-folded cardboard booklet.

Four skeins of yarn, connected in bundles of two. Each has been skein dyed with General Aniline & Film Corporation dye, 1% Acid Alizarine Brown RRL-CF and 1% Supralan Grey BRLS-CF. There is a paper label attached to…

Sample book for dyeing solutions on wood from the Interessengemeinschaft Farbenindustrie Aktiengesellschaft, a German chemical and pharmaceutical conglomerate. Contains dyeing instructions and sixty-four mounted wood…

Adjustable mauve colored cotton self-tie bow tie.

Tin container of powdered henna pigment manufactured by S. B. Penick & Company. Henna is a dye prepared from the plant Lawsonia inermis, also known as the henna or mignonette tree. Whole henna leaves must be dried and…

Wooden box with metal instrument panel on top; four small black rubber feet on bottom; front of wooden box contains printed instructions and folds down to show inside of instrument; rectangular wooden area attached to…

General view of assorted equipment and apparatus used to conduct spectographic analysis at the Naval Air Material Center's Aeronautical Materials Laboratory.

General view of the Ultraviolet and Visible Spectrum (UV/Vis) Spectrophotometer used in the Naval Air Material Center's Aeronautical Materials Laboratory. UV/Vis spectroscopy is routinely used in analytical chemistry…

Portrait of Dr. C. Scott Althouse (1880-1970), founder of the Althouse Chemical Company. A graduate of the Philadelphia Textile Institute (1900), Dr. Althouse worked with his father dyeing textiles before founding the…