A Hadamard matrix of order 428
Lecture Notes on Large Sets of t-Designs (ps, pdf)
Trades of volumes 47, 51 and 53 and foundation size 10
Lecture Notes on The Star Complement Technique (ps,
pdf)
Skew-Hadamard matrices of order 32
Maximum order of triangle-free graphs with a given rank
157132 absolutely regular skew Hadamard matrices of order 36