![Ridgway, Robert Nomenclature Of North American Birds Chiefly Contained In The United States National Museum](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41r%252BwoQcjRL._SL500_.jpg&sign=wtRkglrKs8d9C8fmNp_RMdJVy0CeMCs090eEts8YxL4-)
Ridgway, Robert Nomenclature Of North American Birds Chiefly Contained In The United States National Museum
![Bree, Charles Robert 1811-1886 A History of the Birds of Europe, Not Observed in the British Isles; v.1 (1875)](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41oyQ8fpG6L._SL500_.jpg&sign=AK4OHx.IwXNDWl_scYdZY9IoMmQkJZxrPRddJu2fVPE-)
Bree, Charles Robert 1811-1886 A History of the Birds of Europe, Not Observed in the British Isles; v.1 (1875)
![Hall, Robert A key to the Birds of Australia and Tasmania With Their Geographical Distribution in Australia](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41y-jEMlEyL._SL500_.jpg&sign=R75c4_z5SzprzohjWIbMX06XuT52QHd8EpuMxgOtrqE-)
Hall, Robert A key to the Birds of Australia and Tasmania With Their Geographical Distribution in Australia
![Bree, Charles Robert 1811-1886 A History of the Birds of Europe, Not Observed in the British Isles; v.2 (1875)](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F418yxfr8rQL._SL500_.jpg&sign=MwqmOwVUD2Blla5CFRVsKHKw1T6HqRRNxKSyNa4hEfU-)
Bree, Charles Robert 1811-1886 A History of the Birds of Europe, Not Observed in the British Isles; v.2 (1875)
![Barnwell Roosevelt, Robert The Game-Birds of the Coasts and Lakes of the Northern States of America; A full account of the sporting along our sea-shores and inland waters, with ... merits of breech-loaders and muzzle-loaders](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F31D1Ax5ZFWL._SL500_.jpg&sign=fs_ooAqVEh13xGfjenimgNaDKRRJBSOTCAtb0KUJJME-)
Barnwell Roosevelt, Robert The Game-Birds of the Coasts and Lakes of the Northern States of America; A full account of the sporting along our sea-shores and inland waters, with ... merits of breech-loaders and muzzle-loaders
![Gray, George Robert Hand-List of Genera and Species of Birds, Distinguishing Those Contained in the British Museum](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F419ae2HZpJL._SL500_.jpg&sign=I_G_HeywIMysc2VlnIqkVcL2HD7ekO7W8iD9lSrjUcY-)
Gray, George Robert Hand-List of Genera and Species of Birds, Distinguishing Those Contained in the British Museum
![Report and Appendix Made to the Hon. Robert Van Wyck, Mayor, at the Request of the Hon. Bird S. Coler, Comptroller, of an Examination to Ascertain the ... for the Year 1899, for the Boroughs of Manha](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F51Y-LSqzQUL._SL500_.jpg&sign=WjBuNXpqKJupWNYWyzn4oWtK.m_R4hsWKaXLw6UK1RI-)
Report and Appendix Made to the Hon. Robert Van Wyck, Mayor, at the Request of the Hon. Bird S. Coler, Comptroller, of an Examination to Ascertain the ... for the Year 1899, for the Boroughs of Manha
![Wilberforce, Robert Isaac 1802-1857 An Inquiry Into the Principles of Church-authority: or, Reasons for Recalling My Subscription to the Royal Supremacy](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41XjX%252BrvnKL._SL500_.jpg&sign=vIN8c6FISXYXk1s9fS_1f0ALZQkLBOlyYnG0fFWE59Y-)
Wilberforce, Robert Isaac 1802-1857 An Inquiry Into the Principles of Church-authority: or, Reasons for Recalling My Subscription to the Royal Supremacy
![Swinhoe, Robert A Revised Catalogue of the Birds of China and its Islands, With Descriptions of new Species, References to Former Notes, and Occasional Remarks](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41Gs0EbfixL._SL500_.jpg&sign=lhinJgTkkDfBVhhv8ubYHfJt8ewXszCLgZWKZqiNufc-)
Swinhoe, Robert A Revised Catalogue of the Birds of China and its Islands, With Descriptions of new Species, References to Former Notes, and Occasional Remarks
![Swinhoe, Robert A Revised Catalogue of the Birds of China and its Islands, With Descriptions of new Species, References to Former Notes, and Occasional Remarks](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41Ost-V6jdL._SL500_.jpg&sign=59_7aF0GWXvGHq1RsQeWjTqYKlqgl6cwFoThfMztsuk-)
Swinhoe, Robert A Revised Catalogue of the Birds of China and its Islands, With Descriptions of new Species, References to Former Notes, and Occasional Remarks
![Bree, Charles Robert 1811-1886 A History of the Birds of Europe, Not Observed in the British Isles; v.1 (1875)](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41oIYt-zDSL._SL500_.jpg&sign=WOZKDWnOskR0VVRS4noTmTgPPSNdvk98oPbKSZQlPrY-)
Bree, Charles Robert 1811-1886 A History of the Birds of Europe, Not Observed in the British Isles; v.1 (1875)
![Brooks, Robert A Contingent Valuation Assessment of Upland Game Bird Hunting: Hunter Attitude and Economic Benefits: 1992](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41UiQqpwJ%252BL._SL500_.jpg&sign=sqnAIQCpBzqdTWKDWBqcrQc1xvFx.VB.Jd5HYkrCTPM-)
Brooks, Robert A Contingent Valuation Assessment of Upland Game Bird Hunting: Hunter Attitude and Economic Benefits: 1992