TY - RPRT TI - Alignment Cube with One Diffractive Face AU - Ohl, Raymond G. AU - Sampler, Henry P. AU - Strojny, Carl R. AU - Hagopian, John G. AU - McMann, Joseph C. PY - 2006 UR - https://ntrs.nasa.gov/citations/20110013618 ID - 20110013618 ER -