Question

… for days on end, he had been lounging in his armchair  [ ? ]  his improvisations and his black-letter editions.  … wie nachdem er sich tagelang in seinem Sessel seinen Improvisationen und seinen schwarz- Brief Editionen hingegeben hatte.

Accepted Answer

amid

Lückentext1	… for days on end, he had been lounging in his armchair [ ? ] his improvisations and his black-letter editions.
totype	amid
DeutschL1	… wie nachdem er sich tagelang in seinem Sessel seinen Improvisationen und seinen schwarz- Brief Editionen hingegeben hatte.

Seinen Days End Lounging Armchair Improvisations Black Letter Editions