Francis Heatherley, The Peregrine Falcon at the Eyrie… (1913)
“ Yapping to Make Them Hurry. Young Fourteen Days Old 53 A Young Male in Fourth Week 55 Young Twenty-eight Days Old 59 Young Twenty-nine Days Old 61 Young Twenty-nine Days Old 62 The Tiercel Off Duty 67 The Tiercel Dozing with His Eyes Closed 71 Photographs of the Peregrine, including the illustrations in this volume, may be obtained of the Autotype Company, and C. J. King, St. Marys, Scilly. ”
