Another exception from the existing rules of admission to Holmen existed for a small and select group from the nearby Royal Danish Academy of Fine Arts CW Eckersberg and his students were among the artists who most diligently used this privilege

Could you correct the punctuation please?
Another exception from the existing rules of admission to Holmen existed for a small and select group from the nearby Royal Danish Academy of Fine Arts. C.W. Eckersberg and his students were among the artists who most diligently used this privilege.