WIEGOLD, H. 1926. Masse, Gewichte und Zug nach Alter und Geschlecht bei Helgoländer Zugvögeln. Wissenschaftliche Meeresuntersuchungen, Abt. Helgoland, Neue Folge, 15ter Band, Heft 3, No. 17, Lipsius & Tischer, Kiel und Leipzig, pp. 1-73. WOLFSON, A. 1954. Weight and fat deposition in relation to spring migration in transient White-throated Sparrows. Auk, 71(4):413-434. _Transmitted June 30, 1955._ Transcriber's Notes: Words surrounded by _ are italicized. Small capitals are presented as all capitals in this e-text. Obvious printer's errors have been repaired, other inconsistent spellings have been kept, for example inconsistent use of hyphen (e.g. "age-classes" and "age classes") and diacritical mark (e.g. "Zool." and "Zoöl."). End of the Project Gutenberg EBook of Studies of Birds Killed in Nocturnal Migration, by Harrison B. Tordoff and Robert M. Mengel