The Herschel-SPIRE instrument and its in-flight performance por Griffin, M, Abergel, A, Abreu, A, Ade, P, Andre, P, Augueres, J, Babbedge, T, Bae, Y, Baillie, T, Baluteau, J, Barlow, M, Bendo, G, Benielli, D, Bock, J, Bonhomme, P, Brisbin, D, Brockley-Blatt, C, Caldwell, M, Cara, C, Castro-Rodriguez, N, Cerulli, R, Chanial, P, Chen, S, Clark, E, Clements, D