MSJ31A, Slide 162 Excavation: bottom of unit having reached bedrock DETAIL VIEW: DOWNLOAD: open, right-click, Save Image As … DESCRIPTION: bottom of unit having reached bedrock, , bedrock TYPE: Excavation PERIOD: SITE: MSJ UNIT: 4 OPS: 31 LOT: SUBOPS: A LEVEL: AUTHOR: Antonia Foias YEAR: 2000