A Feathered River Across the Sky: The Passenger Pigeon's Flight to ExtinctionJoelGreenberg. 2014. Bloomsbury, New York. 289 pages, 16 color plates, additional black and white photos, notes, index, and appendix. ISBN 9781620405345. 26.00 (Hardback). Also available as an e‐book. Issue 3 (26th August 2014) - Dumbacher, John; Taylor, Sabrina S.