“Nature Celebration” mural by SARF, PS 257, and other community members. Courtesy of SARF.SOUTH WILLIAMSBURG – A mural painted by the Brooklyn community and PS 257 was completed at 46 Graham Avenue over an October weekend [/community-mural-williamsburg/], all curated by the non-profit Sacred Arts Research Foundation (SARF) [http://www.sacredartsresearch.