cliparts/b/e/8/6/clipart-cob-mixing-on-tarp-be86.svg image/svg+xml Open Clip Art Library cob mixing on tarp 2008-11-26T21:53:57 a cob mix with a spade stuck in it on top of a tarp. http://openclipart.org/detail/20425/cob-mixing-on-tarp-by-asafche AsAfChE clip art clipart cob cob ecological ecological image media mix mix natural building natural building png public domain spade spade straw straw sustainability sustainability svg tarp tarp