Gallus (galluses) is (are?) suspenders, in American since 1836, used both in singular and plural (see Webster's Collegiate Dictionary).

Blue mass was used for several ailments; during the Civil War, August Bondi (biography) was treated with bluemass and quinine for 'intermittent fever.' www2.ku.edu/~maxkade/bondi_and_index.pdf

In slavery days, slaves often were treated with bluemass, calomel or castor oil, regardless of ailment. Atlanta University Pub. No. 1, Mortality Among Negroes in Cities, 1896.
www.ncbi.nlm.nih.gov/books/bookres.fcg/history/pdf_chase.pdf