Harp of God - 1921, Comfort For the Jews - 1925, Deliverance - 1926, Creation - 1927, Government - 1928, Reconciliation - 1928, Life - 1929, Prophecy - 1929, Light 1,2 - 1930, Vindication 1,2,3 - 1931, Preservation - 1932, Preparation - 1933, Jehovah - 1934, Riches - 1936, Enemies - 1937, Salvation - 1939, Religion - 1940, Children - 1941, The Revelation (1918), The Way To Paradise (1925), Angels and Women (1924)