A SEARCH FOR PRIMORDIAL ANISOTROPIES IN THE COSMIC MICROWAVE BACKGROUND-RADIATION - FIRST OBSERVATIONS AT 13.5 GHZ WITH THE COSMIC-ANISOTROPY-TELESCOPE by Osullivan, C, Yassin, G, Woan, G, Scott, P, Saunders, R, Robson, M, Pooley, G, Lasenby, A, Kenderdine, S, Jones, M, Hobson, M, Duffetsmith, P