Hah! Shows how much I know. Guess what I'm re-reading just now? The Great Big Heavy Book of Amber (well, it's the omnibus, with all 10 Amber novels in one volume; I don't think that's its actual title, but I think it's more accurate).

And I didn't recognise RZ's prose style.

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The quarrelsome oarsmen were rowing,
The great violinist was bowing;
But how is the sage
To tell, from the page:
Was it pigs or seeds that were sowing?