TY - BOOK AU - Marsh, Ngaio, TI - Grave mistake T2 - Crime club SN - 0002312670 AV - PR9639.3.M27 G7 x, 1978b U1 - 823.2 21 PY - 1978/// CY - London PB - Collins KW - Alleyn, Roderick (Fictitious character) KW - Fiction KW - Police KW - England KW - Detective and mystery stories, New Zealand KW - Detective and mystery fiction KW - fast KW - New Zealand fiction KW - 20th century N1 - Detective story by a New Zealand author N2 - At first it looked as if Sybil Foster had committed suicide: with two husbands dead, a daughter marrying the wrong man and - it later appeared - a debilitating disease, it was no wonder she took her own life. But nobody believed she was the type - especially Chief Superintendent Roderick Alleyn ER -