Theodore D. A. Cockerell - Böcker

American Cockerell

A Naturalist's Life, 1866-1948

Valley of the Second Sons

Letters of Theodore Dru Alison Cockerell, a Young English Naturalist, Writing to His Sweetheart and Her Brother About His Life in West Cliff, Wet Mountain Valley, Colorado 1887-1890

Notes on the Distribution and Bibliography of North American Bees of the Families, Apidae, Meliponidae, Bombidae, Euglossidae, and Anthophoridae

Notes on the Distribution and Bibliography of North American Bees of the Families, Apidae, Meliponidae, Bombidae, Euglossidae, and Anthophoridae

Monograph of the Bombycine Moths of North America, Including Their Transformations and Origin of the Larval Markings and Armature

Pt. 2