RAIB looked at why the washers were missing. This took it into the relationship between the wagon's owner and maintainers.

The approach of the molt seems to start the lobsterling on its course to the bottom; accordingly when this is delayed until after the fourth stage, it probably does not often occur until the approach of the succeeding molt.

What an exceptional flower!

[T]here are local jealousies and disunities which are not likely to be soothed by the patent fact that companies which most strenuously assert the I-am-holier-than-thou claim daily violate the rules by which they profess to be invariably governed, …]