Anthumously

And the social problem will not worry us, so long as millionaires are creators rather than wasters; so long as they turn into philanthropists anthumously; so long as the son of a blacksmith may become wealthy, and President;

Source: wiktionary

[…]of whom are B. P. Hasdeu, Mihai Eminescu, Ion Luca Caragiale – with a thorough and telling pleading on the decisive impact of Eminescu’s poetry (anthumously and posthumously published) with its Romantic-type inherent sublimity.

Source: wiktionary

I will thus henceforth call “poetic collection” a collection of poems, in verse or in prose, published or at least created by one, or exceptionally more than one, poet, in principle before his death; a collection published posthumously but created anthumously, such as Vigny’s Destinées, strictly corresponds to this definition;

Source: wiktionary