Attribution-Share Alike 4.0 truetrue English author name string: H. D. Klein Wikimedia username: H. d. klein URL: https://commons.wikimedia.org/wiki/user:H._d._klein
Attribution-Share Alike 4.0 truetrue English author name string: H. D. Klein Wikimedia username: H. d. klein URL: https://commons.wikimedia.org/wiki/user:H._d._klein
English author name string: H. D. Klein Wikimedia username: H. d. klein URL: https://commons.wikimedia.org/wiki/user:H._d._klein determination method: SHA-1
Attribution-Share Alike 4.0 truetrue English author name string: H. D. Klein Wikimedia username: H. d. klein URL: https://commons.wikimedia.org/wiki/user:H._d._klein