Rennie described her only patented invention, for a “Dust Pan,” as having a “peculiar construction” which would assist with “Sweeping Stairs and Floors of Apartments.”
Charles Phillips, foreman cutter at the Noyes Comb Co. in Binghamton, N.Y., cut this set of combs from a piece of animal horn. His granddaughter, Dorothy White, donated it to the Smithsonian in 1936.
The indications or uses for this product as provided on its packaging:
For coughs, colds, croup, hoarseness, congestion, inflammation, tightness across the chest, catarrh, bronchial catarrh, asthma, bronchitis, consumption, and all diseases of the chest, throat and lungs