About the Author
Ed Gilbert was a Marine artilleryman and a Battalion Training NCO in the Marine Corps Reserve. He holds a Ph.D. in geology, and is now a geologist and geophysicist involved in petroleum exploration in South Asia, the Middle East, Africa and South America. Ed has written for hobby, historical, and veteran's magazines, and is the author of oral and operational histories of the Marine Corps' armored units in World War II and the Korean War. He is currently at work on a history of the Marine Corps tank battalions in the Vietnam conflict.