@book{bhlitem62424, title = {The lone swallows }, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/62424}, note = {https://www.biodiversitylibrary.org/bibliography/21962}, publisher = {London, W. Collins, [1922]}, author = {Williamson, Henry,}, year = {}, pages = {272}, keywords = {Natural history|Outdoor books|}, }