2021-05-01 Dear HLPW-4/GMGW-3 TFG member, In-tunnel unstructured ANSA grids have been provided by Vangelis Skaperdas (BETA-CAE), both for integration to the wall (nominal y+ of 1, grids 105T) and for use with wall functions (grids 106T). These grids can be downloaded from https://hiliftpw.larc.nasa.gov/Workshop4/grids_downloads.html. Seven angles of attack are provided for each, corresponding to the requested angles for Test Case 2b. Current available mesh formats are CFD++, UGRID, and OpenFOAM.