Douglass Reed, historic structure consultant from US, will give a lecture The Log Crib As Shelter: A World Wide Survey of Log Crib History and Traditions on September 22 in Tartu for the students of University of Life Siences and other interested public. He will present what little is known of a historical review concerning the pre-historic origins and developments of the log crib as shelter and give a brief survey of log building traditions as they have been practiced around the globe.