Cob ConstructionResources[02-Shelter][07-Various]The Cob Builders Handbook: You Can Hand-Sculpt Your Own Home, 3rd EditionBarakah Farm StaffSeptember 21, 2018 by Barakah Farm StaffSeptember 21, 20180554 Cob (an old English word for lump) is old-fashioned concrete, made out of a mixture of clay, sand, and straw. Becky Bee's manual is a...