Ridgway was also honorary member of the Nuttall Ornithological Club of Cambridge , Massachusetts , for which he contributed illustrations and 48 articles to its Bulletin .
He was a member of the permanent ornithological committee of the first international congress at Vienna in 1884 .
Ridgway was also honorary member of the Nuttall Ornithological Club of Cambridge , Massachusetts , for which member contributed illustrations and 48 articles to its Bulletin .
He was a member of the permanent ornithological committee of the first international congress at Vienna in 1884 .