It's fine. You may want to replace the brackets with commas or m-dashes.
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CliveShe wrote three poems , a play, and twenty novels of which two were apparently unpublished.Hi Clive
Grammar GeekIs it an American thing then to prefer "... 20 novels, two of which... " instead of "of which two"?I agree.
I don't feel the original is wrong in any way, but "two of which" sounds so much more natural!
Grammar GeekIs it an American thing then to prefer "... 20 novels, two of which... " instead of "of which two"?Hi GG