A synoptic supplement to 'A monograph of British Graptolites by Miss G.L. Elles and Miss E.M.R. Wood'Isles Strachan · First published 1971Open the Tome
John L. Summers, Frank White, G. F. Allen, H. T. Tate, and W. O. WoodsUnited States. Congress. Senate. Committee on ClaimsOpen the Tome
