When was the first report of child abuse?

Here is a good link:

google.com/news?source=ig&hl=en&rlz=1G1GGLQ_ENUS328&q=When+was+the+first+report+of+child+abuse%3F&um=1&ie=UTF-8&ei=HX4QSuKSF6LFtgfHr7yRCA&sa=X&oi=news_group&ct=title&resnum=1">http://news.google.com/news?source=ig&hl=en&rlz=1G1GGLQ_ENUS328&q=When+was+the+first+report+of+child+abuse%3F&um=1&ie=UTF-8&ei=HX4QSuKSF6LFtgfHr7yRCA&sa=X&oi=news_group&ct=title&resnum=1