1m, 2__ 3j, 4h, 5o, 6c, 7i, 8k, 9b, 10g, 11n 12f, 13a, 14e, 15d

Are you sure there's no trickery here TBS? I see two Wostenholm blades, the Pipe and the Celebrated IXL.

My attempt leaves number 2 blank for that reason.