Charles H. McNutt reports on excavations at the Tesuque By-Pass site in the northern Rio Grande Valley, north of Santa Fe, New Mexico. He found three Puebloan components and two pithouse occupations, spanning the period from about AD 900 to 1300. He includes detailed discussions of pottery and related ceramic complexes, as well as comparisons to other occupations in the area. Appendix on faunal remains by Arthur J. Jelinek.