The National monthly stock summary.

1915; July, 1917; December, 1917; June, 1917; May, 1917; August, 1917; March, 1917; June, 1918; July, 1918; 1919; 1922-1923; Apr-Sept 1958 (semiannual); Oct 1958-Mar 1959 (semiannual); Apr-Sept 1959 (semiannual); Oct 1959-Mar 1960 (semiannual); Apr-Sept 1960 (semiannual); Oct 1960-Mar 1961 (semiannual); Apr-Sept 1961 (semiannual); Oct 1961-Mar 1962 (semiannual); Dec 1962; Apr-Sept 1962 (semiannual); Oct 1962-Mar 1963 (semiannual); Feb 1963; May 1963; June 1963; Sept 1963; Dec 1963; Apr-Sept 1963; Oct 1963-Mar 1964 (semiannual); Jan 1964; Feb 1964; Mar 1964; June 1964; Aug 1964; Sept 1964; Apr-Sept 1964 (semiannual); Oct 1964-Mar 1965 (semiannual); Mar 1965; May 1965; June 1965; Sept 1965; Apr-Sept 1965 (semiannual); Oct 1965-Mar 1965 (semiannual); Jan 1966; Feb 1966; Mar 1966; June 1966; July 1966; Aug 1966; Sept 1966; Dec 1966; Apr-Sept 1966 (semiannual); Jan 1967; Mar 1967; May 1967; June 1967; Aug 1967; Sept 1967; Dec 1967; Apr-Sept 1967 (semiannual); Oct 1967-Mar 1968 (semiannual); Jan 1968; Feb 1968; Mar 1968; May 1968; June 1968; July 1968; Sept 1968; Dec 1968; Apr-Sept 1968 (semiannual); Oct 1968-Mar 1969 (semiannual); Jan 1969; Mar 1969; May 1969; June 1969; July 1969; Aug 1969; Sept 1969; Dec 1969; Apr-Sept 1969 (semiannual); Oct 1969-Mar 1970 (semiannual); Jan 1970; Feb 1970; Mar 1970; May 1970; June 1970; July 1970; Aug 1970; Sept 1970; Dec 1970; Apr-Sept 1970 (semiannual); Oct 1970-Mar 1971 (semiannual); Jan 1971; July 1971; Apr-Sept 1971 (semiannual); Oct 1971-Mar 1972) (semiannual); Apr-Sept 1972 (semiannual); Oct 1972-Mar 1973 (semiannual); Feb 1973; Mar 1973; Apr-Oct 1973 (semiannual); Oct 1973-Apr 1974(semiannual); Oct 1974; Oct 1974-Apr 1975 (semiannual); June 1975; Apr-Oct 1975 (semiannual); Oct 1966-Mar 1976 (semiannual); Oct 1975-Apr 1976 (semiannual); Jan 1976; Feb 1976; Mar 1976; May 1976; July 1976; Aug 1976; Sept 1976; Dec 1976; Apr-Oct 1976 (semiannual); Oct 1976-Apr 1977 (semiannual); Jan 1977; Feb 1977; Mar 1977; June 1977; July 1977; Aug 1977; Sept 1977; Dec 1977; Apr-Oct 1977 (semian