
Walcott, Charles Doolittle Second Contribution to the Studies On the Cambrian Faunas of North America

Sträuli, A Der pavillonfähige Dadant-Alberti-Bienenkasten (Schubladen-Blätterstock mit Blatt-Brietwabe): Unter besonderer Berücksichtigung der Königinzucht des Amerikaners G. M. Doolittle

Doolittle, Justus Vocabulary And Hand-book Of The Chinese Language: Romanized In The Mandarin Dialect; Volume 2

Doolittle, Gilbert M. Management Of Out-apiaries: Or, An Average Of 114 1/2 Pounds Of Honey Per Colony, In A Poor Season, And How It Was Done

Robinson, Sara Tappan Doolittle Lawre... Kansas; its Interior and Exterior Life, Including a Full View of its Settlement, Political History,