Complex sentence: From 1979 to 1983 the series "Frühling der Gegenwart" (Spring of the present) was published, which comprised of new editions of Swiss novels and short stories from 1890 to 1950 in 30 volumes.
Split into simpler sentences: From 1979 to 1983 the series "Frühling der Gegenwart" (Spring of the present) was published. It consisted of new editions of Swiss novels and short stories from 1890 to 1950 in 30 volumes.