Records. Leach, Edwin S.-Leavitt, C. Franklin (inclusive), 1909-1960 | WorldCat.org (original) (raw)
Summary:Correspondence, advertisements, articles, clippings, and promotional and supplementary materials on Edwin S. Leach, promoter of the "filtration method" of treating hay fever, 1926-1943; lead poisoning, 1909-1941; Leaven's Asthma Prescription, 1921-1937; and C. Franklin Leavitt, a quack who followed his father, Sheldon Leavitt, into the "mental healing" arena, 1916-1960