Complex sentence: He graduated from Occidental College in 1922, earned a Master of Arts at the same school the following year, obtained a Th.B. from Princeton Theological Seminary, an A.M. from Princeton University the same year, and Ph.D. from the University of Pennsylvania in 1936.
Split into simpler sentences: He graduated from Occidental College in 1922 and earned a Master of Arts at the same school the following year. He earned an A.M. from Princeton University the same year, and a Ph.D. from the University of Pennsylvania in 1936.