Wilmington: Du Pont, 1903-1958. 8vo. bound volumes containing the stiff paper wrappered reports. B1-2116. Have Annual Reports bound in four volumes for the following years: 1903-1948. These are signed in pencil by P.S. du Pont in the first volume. Two bound volumes containing the reports for 1930¬1969 with 1971 being loose. Also present are many quarterly and semi-annual reports.