Drilling tectonic windows into the lower crust and upper mantle: ODP leg 153 door Cannat, M, Karson, J, Miller, J, Agar, S, Barling, J, Casey, J, Ceuleneer, G, Dilek, Y, Fletcher, J, Fujibayashi, N, Gaggero, L, Gee, J, Hurst, S, Kelley, D, Kempton, P, Lawrence, R, Marchig, V, Mutter, C, Niida, K, Rodway, K, Ross, K, Stephens, C, Werner, C, Whitechurch, H

Probing the foundation of the Mid-Atlantic Ridge door Cannat, M, Karson, J, Hurst, S, Lawrence, R, Jay Miller, D, Agar, S, Barling, J, Casey, J, Ross, K, Ceuleneer, G, Dilek, Y, Fletcher, J, Fujibayashi, N, Gaggero, L, Gee, J, Mutter, C, Rodway, K, Kelley, D, Kempton, P, Marchig, V, Niida, K, Stephens, C, Werner, C, Whitechurch, H