Analysis of information sources in references of the Wikipedia article "Richard Speck" in English language version.
Speck was born Richard Benjamin Speck on Dec. 6, 1941, in Downstate Kirkwood. Later, he took Franklin—his father's middle name—as his own middle name
indictments were returned against Richard Franklin Speck, the name he used most frequently, instead of Richard Benjamin Speck, as shown on his birth certificate