1 92 1.] Bird-Mi<jratlon hy the Marking Method. 527 



(9) MoRTENSEN, H. Clir. C. (1907).— " Ringfugle." (Dansk Ornith. 

 Foreninys Tidsskrift, i., 144.) 



(10) (1909).— "Teal in Winter." {Vidensk. Medd. fra den 



Naturhist. Forening i KobenJiavn, 1908, 127.) 



(11) (1911). — " Meddelelse om Nogle Ringfugle." {Bansk 



Ornith. Foreninijs Tklsskrift^ v., 115.) 



(12) (1912). — "Fra Fiiglemserkestationen i Viborg." {Dansk 



Ornith. Foreninys Tidsskrift, vi., 98.) 



(13) (1920).— " Mcerkede Storke." {Dansk Ornith. Foreninys 



Tidsskrift, xiv., 91.) 



(14) Percy, Lord William {\S)m).— {Country Life, 1909, 323.) 



(15) ScHENK, Jakob (1910). — " Das Experiment in der Vogelziigs- 



forscliuiig." {Bericht iiher den V. Tnternationalen Orni- 

 tholoyen-Konyress, 175) : and see Herman. 



(16) Thienemann, J. (1904 ('i .sei/.). — " Jabresberichte der Vogelwarte 



Rossitten."' (Piiblisbed annually in Journal fiir Orni- 

 tholoyie.) 



(17) (1910). — " Der Ziig des Weissen Storclies." {Zool. Jahrb., 



Suppl. xii., 605.) 



(18) Thomson, A. Landsborougb (1909).— "The Possibilities oi Bird- 



Marking." {Proc. Roy. Phys. Soc. Fdin., xviii., 204.) 



(19) (1912). — " Aberdeen Universiiy Bird-Migration Inquiry : 



First Interim Report (1909-12)." {Scot. Nat., 1912, 144, 

 and 1913, 29.) 



(20) (1915). — " Aberdeen Uuiverisity Bird-Migration Iiiquir}' : 



Second Interim Report (1912-14)." {Scot. Nat., 1915, 313.) 



(21) TiCEHURST, Claud B. {190S).— {British Birds May., ii., 35.) 



(22) ToMLiNSON, Richard (per J. A. Harvie-Brown) (1907).— 



{Annals Scot. Nat. Hist., 1907, 114.) 



(23) Van Oort, E. D. (1911 et seq.). — "Bird Marking in the Nether- 



lands." {Notes frojn the Ley den Museum, xxxiv., 55) : 

 and subsequent periodical reports. 



(24) Weigold, Hugo (1910). — " Die Vogehvarte Helgoland eiust und 



jetzt und die Methoden der Vogelzugsforscliung." 

 {Bericht ilber den V. Internationaleii Ornithologen-Kon- 

 yress, 5G3.) 



(25) (1910 et seq.). — " Jahresbericlite liber den Vogelzug auf 



Helgoland." (Published annually in Journal fiir Orni- 

 tholoyie.) 



(26) WlTHERBY, H. F. (1909 et seq.). — {British Birds May., iii. et seq., 



passim.) 



