Complex sentence: Lochner's influence on successive generations of northern artists was substantial, and apart from the many direct copies made in the later 15th century, echoes of his panels can be seen in works by Rogier van der Weyden and Hans Memling.
Split into simpler sentences: Lochner's influence on successive generations of northern artists was substantial. Apart from the many direct copies made in the later 15th century, echoes of his panels can be seen in works by Rogier van der Weyden and Hans Memling.