Dr. Edison H. Cramer, 90, who was research and statistics division director of the Federal Deposit Insurance Corp. for 15 years before retiring in 1964, died of congestive heart failure May 26 at the Crofton nursing home. He lived in Davidsonville, Md.

From 1964 to 1968, he was an economic adviser to the American Bankers Associaton.

Dr. Cramer was a native of Michigan. He served with the Army in France during World War I, where he earned the Purple Heart Medal.

He was a 1923 graduate of the University of Michigan, where he also earned a master's degree in economics and a doctorate in finance.

Before moving here in 1949, he taught at the University of Michigan and the University of Colorado. From 1943 to 1945, he was Denver regional director of the Bureau of Labor Statistics. He then worked as a bank officer in Colorado before moving here to join the FDIC.

Dr. Cramer was a member of All Hallows Episcopal Church in Davidsonville, the Masons and the American Legion.

Survivors include his wife, the former Daphne Blakely, whom he married in 1920 and who lives in Davidsonville; two sons, David A., of Fort Collins, Colo., and John B., of Davidsonville; a sister, Ruth Sedgman of Mason, Mich.; seven grandchildren and two great-grandchildren.