'...This was charming, no doubt; but they shortly found out
That the Captain they trusted so well
Had only one notion for crossing the ocean,
And that was to tingle his bell.
He was thoughtful and grave - but the orders he gave
Were enough to bewilder a crew.
When he cried 'Steer to starboard, but keep her head larboard!'
What on earth was the helmsman to do?'
The Bellman (and Beaver) from Lewis Carroll's classic nonsense poem The Hunting of the Snark.
I was supposed to have submitted these months ago but plain forgot. And even before that I made numerous aborted attempts to start illustrating this poem - [link]
But here, at least, I think I finally nailed the Bellman - who could teach Captain Ahab a thing or two about unhealthy obsessions.