The chemistry of tears

The long affair had been kept secret from their colleagues at London´s Swinburne Museum and now she must grieve in private. Or almost. In an act of compassion, the head of her department gives Catherine a very particular project, something to cling onto: a box of intricate clockwork parts that appear to be the remains of a nineteenth-century automaton, a beautiful mechanical bird. Once she discovers that the box also contains the diary of the man who commissioned the machine, one obsession merges into another. Who was Henry Brandling? Who was the mysterious, visionary clockmaker he hired to make a gift for his ailing son? And what was the end result that now sits in pieces in Catherine´s studio...?